Abstract: Embodiments of the subject invention are directed to a transparent container with an insert that maintains its form and position when fit snugly inside of the container. The container and insert material are chosen to take advantage of inherent properties including stiffness, static friction and static cling such that no further fastening material, such as glue, is needed to secure the insert inside the container.

Abstract: A container for housing an artwork during transportation or storage, the container comprising four side parts and four corner parts for connecting the side parts to form a substantially rectangular frame; a substantially rectangular lid part and a substantially rectangular mounting panel, each of the side parts having a first recess extending along its length for receiving a respective edge of the lid part and a second recess extending along its length for receiving a respective edge of the mounting panel; a first resilient member for locating around the perimeter of the lid part between the lid part and the substantially rectangular frame; a second resilient member for locating around the perimeter of the mounting panel between the mounting panel and the substantially rectangular frame so as to act as a shock absorber between the mounting panel and the substantially rectangular frame; and securing means for securing the lid part in a closed position relative to the substantially rectangular frame.

Abstract: A packaged bed linen includes a packaging box and at least one bed linen disposed in the packaging box. The packaging box has a back panel, four side panels, a first front panel, and a second front panel attached to one of the side panels. The second front panel is configured to fold relative to a side panel to which it is attached. The first front panel is an interior front panel enclosed within the packaging box when the packaging box is in a closed configuration. The second front panel is an exterior front panel. The exterior front panel includes an exterior side panel configured to lay adjacent a side panel when the packaging box is in the closed configuration, and includes an attachment device securing the exterior side panel to the adjacent side panel in the closed configuration.

Abstract: A compact slingbow/quiver combination including first and second arms joined by a generally central cross piece. Slingbow arms are interconnected by at least one latex band for projecting arrows. Central cross piece includes an internal centerfire aperture for receiving arrows for launching. A rest and guide element with pliable bristles is secured within the centerfire aperture to support arrows without damage to fletching. The band includes an intermediate nocking segment adjustably positioned at the centerfire aperture to engage arrow nocks. Slingbow arms include internal storage chambers. At least one chamber is configured as a quiver for arrow storage; other chamber(s) may store other items for the archer. The central cross piece projects rearwardly of the slingbow where it (1) receives an arrow for launch and (2) absorbs band impact thus avoiding wrist slap. Slingbow arms and central cross piece may be conveniently and inexpensively constructed from detachable polyvinylchloride conduit elements.

Abstract: A stackable tray is provided that includes a tray having a bottom, a pair of side walls each having an upper edge, and a rear wall. A pair of support columns is provided on each side wall. Each of the support columns includes: a protrusion extending upwardly from a top portion of the support column; a first groove formed in a bottom portion of the support column, the first groove being aligned with the protrusion in the vertical direction; and a second groove formed in the bottom portion of the support column, the second groove being aligned with the upper edge of the respective side wall in the vertical direction.

Abstract: A reusable food storage container includes bottom and top members, each having first and second portions. Each bottom member first portion includes a bottom wall with opposed side walls and an end wall extending between the side walls and extending upwardly from the bottom wall. Each bottom member defines an open end opposite its outside end wall and an open top. The bottom member portions are selectively coupled together using tab and channel structures. The top member portions each include a top wall having opposed end walls with an outer side wall connecting the end walls and extending downwardly from the top wall. The top member portions are selectively connected using tab and channel structures. Each top member defines an open side opposite its respective outside side wall and an open bottom. The top portion includes a circumference slightly larger than that of the bottom portion, enabling a nesting attachment.

Abstract: A package for a multi-component medical device is disclosed. The package includes a bottom portion with cavities providing individual access to different components of the medical device, thereby enabling a user to remove components from the package in any order without disturbing the remaining component or components. The package also includes a barrier affixed to the bottom portion for sealing the package.

Abstract: A storage container with an outer shell and an inner compartment. A table may be connected to the outer shell of the storage container and may include a deployed position and a retracted position. The deployed position may include the table protruding from the outer shell in a usable fashion. The storage container may further include extendable legs. The legs may be extended and adjusted to desired height. The present invention may further include a backpack in which the storage container may be transported and used.

Abstract: A multipurpose tool system that can be assembled into multiple configurations by a user. The tool system may comprise a plurality of components, including tool heads, shaft segments, and handle ends. The components of the tool system can be combined in various configurations to provide different functions, at different lengths. Connectors may be utilized to connect the various components of the system using a twist lock mechanism. The connectors may include a tubular sleeve member having a biased locking shaft that interacts with a locking groove.

Abstract: A foldable carrying case is described that has an integrated one-piece body of hingeably connected panels, and flexible gussets hingeably connected to the panels. The body is further provided with releasable fasteners. The body converts from a plane configuration to a container configuration, and vice versa. The container configuration is formed by folding the panels and the gussets, and the panels and gussets are connected by the releasable fasteners to prevent the container from unfolding. Also described is a method for making and using such a foldable carrying case. Also described is a kit including such a foldable carrying case and at least one storage container.

Abstract: A multi-functional survival kit includes a multi-part canteen for storing water, but that can also be broken down into a basin, a parabolic lid, and a cap. The basin, parabolic lid and cap can be used standalone or in conjunction with one another to provide various survival functions. A mirrored concave surface of the parabolic lid provides a means for starting a fire, while a basin handle of the basin allows the basin to be used for cooking purposes. The basin handle has a viewing space that can be used with the cap, which includes a compass, as a directional sight when the basin handle is pivoted ninety degrees. For transport, the canteen can be stored in a carrying case, which includes a strap to which a paracord can be attached. A pan, mess kit, and metal match are also included and stored in the carrying case.

Abstract: A vacuum mount system a first vacuum device (12) configured for detachable connection to a portable electronic device (18), a second vacuum device (14) configured for detachable connection to a mounting surface (17), and a flexible connector (16) attached between the first vacuum device (12) and the second vacuum device (14).

Abstract: A bag for transporting and using a device. The bag can include a body, a compartment which can secure the device, and an interaction window which can allow a user located outside of the body to provide inputs and outputs to the device through the body, while the device is secured within the compartment.

Abstract: The invention relates to a folding box (1), comprising a base and first and second side walls (2, 3) pivotably connected to the base which, together with the base, form a box open at the top in a folded open state, as well as at least one retaining element (4) disposed on a first side wall (2) and at least one pin (5) mounted so as to be rotatable on a second side wall (3), and the at least one pin (5) has a cross-section that is not circular on at least one pin end (5a, 5b) and the at least one pin end (5a, 5b) locks the first to the second side wall (2, 3) by means of the retaining element (4) in a first rotational position and unlocks said side walls (2, 3) in a second rotational position.

Abstract: A kit for decorating a toothbrush includes the toothbrush having a base portion, and at least one decorative band sized to fit around the outer perimeter of the base portion of the toothbrush. A second embodiment of the kit includes the toothbrush, a writing instrument and an area designated on the base portion for marking with the writing instrument. A third embodiment of the kit includes the toothbrush, a writing instrument, an area designated on the base portion for marking with the writing implement and at least one decorative band sized to fit around the outer perimeter of the base portion of the toothbrush. Any of the kits may include at least one sticker sized to fit on the base portion of the toothbrush. Any of the kits may also include a panel including one or more stickers and/or one or more decorative bands.

Abstract: A case can simultaneously enclose an object and restrain an associated cable, which can be attached to the object. The case has a base having an interior recess for storing the object and one or more peripheral recesses along the perimeter of the case that form winding areas for wrapping the associated cable. One or more doors are pivotably attached to the base so as to removably cover at least a portion of the winding areas to restrain the cable therein. One or more doors can be hinged on either side, bottom, or in the middle of the base. The one or more doors can also cover at least a portion of the interior recess to secure the object in the interior recess.

Abstract: A keyboard unit adapted to provide a cradling function for a portable terminal includes: a keyboard and a keyboard case for receiving the keyboard to protect the keyboard from an external environment. The keyboard case has a cradling unit adapted for cradling a portable terminal after the keyboard is extracted from the keyboard case.

Abstract: Saliva sample collection systems are configured with special attention to ease-of-use for the unskilled user and safe transport and delivery by a conventional delivery services such as Federal Express. A sealed cavity is formed by tight coupling of two primary elements: a receiving vessel element and a sealing cap element. The receiving vessel has integrated therewith: a standing means, a fill-line window, a funnel system, a knife, a threadset, and containment tube among others. A complementary cap element includes a cooperating threadset, label receiving surface, gripping surface, seal means and reservoir with piercable thin-film membrane. These two primary elements may be accommodated in an application-specific shipping container which support two shipping modes whereby the system may be shipped safely to and from a donor user each way in a different shipping mode.

Abstract: A first aid kit organized with pockets containing first aid and emergency preparedness supplies and equipment and a system for refilling. Each pocket in the kit contains supplies and equipment useful in providing initial care for a particular illness or injury and is quickly identified through textual labels and transparent elements. The pockets are connected into a strip of pockets which is folded to fit within a case. The strip of pockets is easily deployed from the case facilitating rapid and accurate identification, selection, and acquisition of items appropriate for initial care of a particular illness or injury by comprehensive visual presentation of the organizational scheme and the supplies and pieces of equipment themselves.

Abstract: It is the object of the present invention to provide a storage slipcover for at least one article, especially textile articles, comprising a first envelope extending vertically and fitted at its upper end with an opening for insertion of said at least one article, and a plate fitted with folding means for the formation of a parallelepiped base in which is placed at least the lower part of the first envelope, said storage slipcover further comprising a second envelope assembled horizontally below the lower end of the first envelope, this second envelope comprising dimensions slightly greater than the plate, and at least one opening for introducing this plate in said second envelope.

Abstract: The invention provides a modular and foldable recycling apparatus for home use. The apparatus contains multiple modules attached in series, which can be separated into individual modules. Each module is made of a foldable frame to hold a container, such as a bag, for the containment, separation and transport of recyclable materials. The apparatus can be folded like an accordion to allow for convenient storage.

Abstract: A bag (10) for transporting or storing a partly disassembled bicycle is provided in the form of a lightweight soft shell with strategically located rigid reinforcements. The bag (10) can be collapsed in a compact storage configuration when not in use while still providing added impact protection to the most vulnerable parts of the bicycle. Inflatable partitions (42) can be provided on either side of the bicycle frame to provide added protection while still allowing collapsing of the bag (10) when not in use. Hub attachments (18) can be provided on the side panels (16) of the bag (10) for securely holding the bicycle wheel by the hub thereof on the inner surface of the bag soft side panels (16).

Abstract: A temporary bridge includes two spans, each including at least three bridge elements to be stacked when the bridge is in a first so-called non-deployed position. The bridge elements are pivotably connected to one another, wherein two consecutive bridge elements are connected to one another by at least two linking arms mounted on the same side edge of the bridge elements. Two consecutive linking arms form a regular parallelogram with the two consecutive bridge elements connected by the arms, which can be deformed such that the movement of one bridge element relative to a bridge element immediately below in the stack of a span in the non-deployed position of the bridge causes the circular translation of the bridge element relative to the bridge element of the span immediately below. For at least one of the spans, at least one of the linking arms is shared by three consecutive bridge elements.

Abstract: There is provided a storing case adapted to be disposed on top of an amplifier, an amplifier head, or an amplifier stack. The storing case is adapted to receive various accessories normally used by a musician and for storing them. The storing case has an external surface which is made of a material at least visually similar to the material of external surfaces of the amplifier, amplifier head, or amplifier stack. When the storing case is disposed on the amplifier, amplifier head, or amplifier stack, which is disposed on a stage, the storing case seems to be, for a spectator in front of the stage, an integral part of a set comprising the storing case and the amplifier, amplifier head, or amplifier stack.

Abstract: A versatile support system, kit and methods of construction are disclosed. The support system comprises rail members, corner members and shelf brackets with each of the shelf brackets having an opening configured to selectively receive a fastener to couple a back portion of the shelf brackets to a surface of an outer portion of the rail members. The corner members have multiple arms selectively received and secured within an open inner region of a portion of each rail member. The versatile support system has improved load bearing capability and provides numerous load bearing structures with ease of construction.

Abstract: A kit for making a holder for a pet food dish or bowl and the holder itself. The holder is arranged to be readily initially assembled from the kit and once assembled to be disassembled and reassembled whenever desired. The holder comprises a base member having an upstanding peripheral sidewall, a pair of side splash-guard members and a rear splash-guard member. The side splash-guard members are arranged to be releasably mounted on respective portions of the peripheral sidewall opposite each other. The rear splash-guard member is arranged to be releasably mounted on another respective portion of the peripheral sidewall between the side splash-guard members. The base member has a bottom wall on which the at least one pet food dish or bowl may be disposed.

Abstract: A multi-piece access gate kit and methods for packaging and assembling multi-piece access gates, such as driveway gates. An access gate having proximal and distal portions allowing for packaging, distribution, and retail display in a reduced footprint container. An exemplary access gate may have a distal portion that may be uncoupled from a proximal portion and placed in a substantially overlapping arrangement to facilitate placement in a reduced footprint container small enough for placement in a retail display and/or in a consumer's vehicle for transportation.

Abstract: There is disclosed an apparatus for storing flowable product. The apparatus has a receptacle formed of a fabric that is impermeable to the flowable product, and further has a base, at least one upstanding side wall and a brim. One or more lateral bracing members are disposed between the base and the brim of the receptacle and abutting the at least one side wall of the receptacle.

Abstract: In a packaging cushion device, a base member has a base wall, and first and second sidewalls respectively perpendicular to two adjacent edges of the base wall. The base wall and first and second sidewalls define a receiving portion. A modular component has a base panel, two adjacent first and second side panels perpendicular to the base panel, a first projection extending from the first and second side panels, and a second projection extending from the base panel and the second panel. The first and second projections are matchable with and connectable to the receiving portion to form two interchangeable configurations of different heights, thereby satisfying the need of packing a computer housing in either folded or unfolded configuration, and saving packing materials.

Abstract: The invention provides a modular and foldable recycling apparatus for home use. The apparatus contains multiple modules attached in series, which can be separated into individual modules. Each module is made of a foldable frame to hold a container, such as a bag, for the containment, separation and transport of recyclable materials. The apparatus can be folded like an accordion to allow for convenient storage.

Abstract: A kit for obtaining an endoarterial biopsy sample from a patient including packaging material enclosing one or more kit components; the kit components include instruments use to perform a surgical procedure; and the kit includes separate phase specific packaging parts.

Abstract: The present invention provides a holder device for securing one or more non-rigid safety cones, each of which having a flexible conical part that can be reduced to a small volume substantially linearly. The holder device has an open frame construction and is lightweight, compact, and durable. The holder device has two bracket-like main components that are movably joined or connected at one common end and that can be secured or locked together at the other ends. By selecting material and strengthening design configuration of the two components to counteract the spring force of the coil or coils held therebetween, by strategically placing a positioning element to secure the cone or cones centrally, and by supporting their base from at least three sides, the holder device of the present invention offers sufficient support and efficient stowage of non-rigid safety cones in a convenient, secure, and cost effective manner.

Abstract: The storage and transport system for collapsible tradeshow displays preferably comprises a crate and framework in combination with components of a collapsible display system. By providing a crate and framework for more vertical storing and accessing the components and for organizing the components as they are placed in the crate, users may more efficiently set up and tear down the display system where there is limited floor space. The crate is durable and the framework securely holds components in place for safe and secure transportation.

Abstract: A golf bag which can be easily assembled including a top collar member, a molded bottom end member, a flexible body interconnecting the top collar member and the bottom end member, a partitioning member and stays interconnecting the partitioning member and the bottom end member. The top collar member includes a border portion defining an aperture for receiving golf clubs, the partitioning member includes a substantially rigid grid structure for dividing the aperture into a plurality of sections, the partitioning member includes fasteners for engagement with corresponding fasteners on the top collar member, the partitioning member and the bottom end member include corresponding retention devices for receiving the stays.

Abstract: A collapsible container includes a base member having a pair of first base edges, and a pair of second base edges having a recessed base area formed therein. A pair of first opposed walls pivotably attached to the first base edges and orientable between an upright an upright orientation and an inwardly folded orientation. A pair of second opposed walls pivotably attached to the second base edges and orientable between an upright orientation and an overlapping folded orientation. Each of the second opposed walls generally corresponding in height and having a projection member arranged to be received within the recessed area of the second base edges when in the overlapping folded orientation, and each side wall has a recessed wall area arranged to receive the projection member of the second opposed wall folded thereon.

Abstract: The present invention is a system and method of fabricating showcases in a variety of shapes, sizes, and designs, while allowing both novices, with an interest and skill in arts and crafts (or framing), and professional framers to enjoy the easy-to-construct features of the present invention. The showcase system includes, but is not limited to (1) novel molding pieces that are used in conjuction with (2) standard picture frame pieces, which are themselves used in novel manner, (3) standard glass, mirrored glass, ceramic or other similar materials that can be suitably used to make the showcase walls, (4) standard adhesives, sealants, and/or glass retaining strips, (5) standard matting and/or foam core materials, and/or (6) the use of standard tools, including, but not limited to, a razor knife, stapler, and/or a diamond point attachment tool. A second embodiment of the showcase having a hexagonal shape, is also described.

Abstract: The explosion resistant cargo container includes a frame including a main section and an angled projecting section, and is formed from a plurality of support members. The frame is covered with one or more explosion resistant sheets to form the explosion resistant side panels. The explosion resistant panels comprise a plurality of layers of explosion resistant sheets. The explosion resistant panels may also include a sheet of polycarbonate, and may also include padding or insulation placed between layers of the explosion resistant sheets. The side panels and flexible door comprise one or more of explosion resistant sheets, with one or more of the sheets of the plurality of explosion resistant sheets have edges wrapped around and secured to one or more mounting strips, with the edges of the plurality of explosion resistant sheets and mounting strips being bonded together. The mounting strips are currently preferably formed of metal, such as aluminum.

Abstract: A pop-up container, including four side panels, a top panel and a floor panel constructing a close structure. At least one of the side panel has a zipper that allows the pop-up container to be open sufficiently wide such that one can easily store or access clothes in the container. The walls of the container are made of flexible and foldable material. At least two opposite panels comprise foldable perimeters with tension-loop frames so that the pop-up container can be collapsed into a flat piece and received in a carrying bag. The pop-up container further comprises a hanger bar detachably connected to the container for hanging clothes. The hanger bar may be supported from the ground to provide additional support to the hanger bar and container to prevent from bowing or buckling of the container. A method is also provided in which an enclosure is formed by un-coiling a plurality of panels each having a tension-loop frame with the panels being joined together to form the enclosure.

Abstract: A container (1) with collapsible sides (3a, 3b, 3c, 3d, 5a, 5b), wherein at least one side (3a) is provided with at least one pivotally mounted lock handle (12) with a lock pin (13) that can, while protruding from the side (3a), be introduced into an opening (14) in an abutting side (3d), wherein the lock pin (13) can, by turning of the lock handle (12), be caused to lockingly engage with the opening (14). The lock handle (12) is pivotally mounted in such a manner that in this locking position as well as in its resting position in which the lock pin does not engage with the opening (14) is situated substantially along the side (3a), while in other positions it protrudes considerably from the side (3a). The lock handle (12) is provided with a spring mechanism that will, irrespective of the position of the lock handle, influence it with a force in a direction towards its locking and resting positions.

Abstract: A collapsible display container includes abase and a pair of opposed side walls each pivotably attached to the base. The side walls are orientable between an assembled position and a second position. At least one of the side walls includes a display member which is mounted to it. The display member is movable between an open position and a closed position. Thus, when the display member is in the open position and the at least one side wall is in the assembled position, the interior of the container is accessible through the at least one side wall.

Abstract: The explosion resistant cargo container includes a frame including a main section and an angled projecting section, and is formed from a plurality of support members. The frame is covered with one or more explosion resistant sheets to form the explosion resistant side panels. The explosion resistant panels comprise a plurality of layers of explosion resistant sheets. The explosion resistant panels may also include a sheet of polycarbonate, and may also include padding or insulation placed between layers of the explosion resistant sheets. The side panels and flexible door comprise one or more of explosion resistant sheets, with one or more of the sheets of the plurality of explosion resistant sheets have edges wrapped around and secured to one or more mounting strips, with the edges of the plurality of explosion resistant sheets and mounting strips being bonded together. The mounting strips are currently preferably formed of metal, such as aluminum.

Abstract: The explosion resistant cargo container includes a frame including a main section and an angled projecting section, and is formed from a plurality of support members. The frame is covered with one or more explosion resistant sheets to form the explosion resistant side panels. The explosion resistant panels comprise a plurality of layers of explosion resistant sheets. The explosion resistant panels may also include a sheet of polycarbonate, and may also include padding or insulation placed between layers of the explosion resistant sheets. The side panels and flexible door comprise one or more of explosion resistant sheets, with one or more of the sheets of the plurality of explosion resistant sheets have edges wrapped around and secured to one or more mounting strips, with the edges of the plurality of explosion resistant sheets and mounting strips being bonded together. The mounting strips are currently preferably formed of metal, such as aluminum.

Abstract: The invention comprises an openable and closable storage unit (1) adapted so as to be capable of enclosing a folded-up display unit (2), consisting of one or more stand parts and one or more information-carrying sheets, screens or the like, first and second end-wall parts (11, 12) which belong to a wall part (10), said wall part (10) being arranged to, in cross section, form a cross-sectional area following one or both said end-wall parts (11, 12). A first storage space (5) is given a circular or in any case essentially circular cross section by means of part-circular units (7) which are formed in plane wall sections (10b) or applied thereto. A second storage space (6) is given a semi-circular or in any case essentially semi-circular cross section by means of units (8) which are formed in or next to said plane wall sections or attached thereto.

Abstract: An expandable framework for attachment of display panels and the like. The linkage is lockable in one or more configurations intermediate the collapsed and fully expanded configurations so that the same framework may be used for more than one type of display, such as floor display and table-top display. A shipping case for containing the framework, when collapsed, is convertible into a podium by wrapping a decorative panel about the case and fastening the panel thereto to be flush with an upper platform on the case.

Abstract: A kit for packing residential or business goods for relocation includes at least one corrugated packing container, mastic means for securing the containers in its constructive position, wrapping materials for safely securing and placing items within the container, markers and other means for indelibly marking items and instructions for use of the kit.

Abstract: An interlocking pallet assembly for containing an arrangement of components within a shipping container is disclosed. The shipping container includes a first pallet having a plurality of compartments for containing a plurality of components, at least one of the components including a vertical member which extends above the surface of the first pallet, and a second pallet having a plurality of compartments for containing a plurality of components, and at least one aperture for receiving the vertical member associated with the first pallet through a bottom portion thereof. The first and second pallets are similarly dimensioned so that when the second pallet is disposed on the first pallet, the vertical member aligns with and engages the aperture formed in the second pallet thereby forming an interlocking mechanism for preventing movement of the second pallet relative to the first pallet.

Abstract: A portable infant products organizer comprising a flexible covering conforming in shape to an insert which is of rigid construction for insertion into a storage cavity of the covering and which may be removed from the cavity in order to visually observe the plurality of products carried on the insert. The insert includes a rigid bottom having upright supports for slidably accommodating at least a pair of panels. The outside surface of each panel includes a plurality of flexible clamps, studs, snaplock components or the like which are available for detachably receiving a multiplicity of infant care supplies or products. The storage insert further includes a central storage compartment separating the pair of panels for accommodating additional supplies such as towels, pads, etc. Handle members are provided on each of the respective panels so that the user may remove either one of the pair of panels from the insert while the insert is in the storage compartment of the covering.

Abstract: A food enclosure (10) comprising a box-shaped framework (12) having two open sides, two open ends, an open top and an open bottom, which can be placed upon a horizontal support surface (14) over food (16) and beverages (18). A skirt (20) extends about the two open sides and the two open ends of the box-shaped framework (12). A canopy (22) is secured onto the open top of the box-shaped framework (12) to protect the food (16) and beverages (18) therein.

Abstract: A picnic box which can be assembled, then reassembled into a picnic table is disclosed. The picnic box and table comprises: a frame having four corner posts rigidly spaced and permanently held parallel to each other by four rails, each rail extending only between bottom end portions of adjacent corner posts, and two opposite rails having an inwardly extending abutment; two opposite box long side portions removably positioned between corner posts on opposite sides of the frame, and along and above the rails extending therebetween; two opposite box short side portions removably positioned between corner posts on opposite ends of the frame, and along and above the rails extending therebetween; and, a box bottom side portion removably positioned within and above the abutment on the two opposite side rails.

Abstract: A new car washing bucket and organizer for assisting in washing a car and storing loose belongings. The inventive device includes an outer container having an open upper end, a closed lower end, and a surrounding side wall. The outer container has a handle pivotally coupled thereto. An interior surface of the outer container has a pair of opposed protrusions extending inwardly therefrom. An inner container slidably receives within the open upper end of the outer container. The inner container has an open upper end, a closed lower end, and a surrounding side wall. The inner container has a pair of inverted U-shaped channel members disposed on exterior surfaces of side walls thereof. The channel members receive the protrusions of the outer container therein when the inner container is positioned within the outer container.