Abstract: An absorptive or incontinence and menstrual underwear or garment including a crotch area hosting a stitching, a first layer, a second layer, a third layer, a fourth layer, a fifth layer, a sixth layer, and a seventh layer, wherein the first layer is innermost, wherein the seventh layer is outermost, wherein the second layer extends between the first layer and the third layer, wherein the fourth layer extends between the third layer and the fifth layer, wherein the sixth layer extends between the fifth layer and the seventh layer, wherein the stitching extends through the first layer, the sixth layer, and the seventh layer, wherein the stitching avoids extending through the second layer, the third layer, the fourth layer, and the fifth layer, wherein the second layer is bonded or adhered to the third layer.

Abstract: To obtain a wide stretching range in a waist stretching sheet, a tape-type disposable diaper has a main body including a waist stretching sheet and a fastening tape on a dorsal side portion B. The main body has a folded-back portion in which a side including a portion having a non-stretchable region of the waist stretching sheet is folded back to a center side and fixed.

Abstract: An incontinence underwear including a crotch area hosting a stitching, a first layer, a second layer, a third layer, a fourth layer, a fifth layer, a sixth layer, and a seventh layer, wherein the first layer is innermost, wherein the seventh layer is outermost, wherein the second layer extends between the first layer and the third layer, wherein the fourth layer extends between the third layer and the fifth layer, wherein the sixth layer extends between the fifth layer and the seventh layer, wherein the stitching extends through the first layer, the second layer, the sixth layer, and the seventh layer, wherein the stitching avoids extending through the third layer, the fourth layer, and the fifth layer, wherein the second layer is bonded or adhered to the third layer.

Abstract: A garment for a cyclist includes an elasticized or elastic edge for adhering to a body of the cyclist so as to ensure that an entire structure of the garment does not move during pedaling, a pair of strips made of a fabric or a suitable material designed to rest against buttocks of the cyclist and engaged at one end with a rear part of the elasticized or elastic edge, a front portion connected to the pair of strips at a first end and connected to a front part of the elasticized or elastic edge at a second end and set up to be positioned on a genital zone of the cyclist with a series of zones with different processing textures. The garment further includes a protective pad shaped and located between the front portion and the pair of strips and including padding having different thicknesses.

Abstract: An absorbent article includes a front waist region, a rear waist region, and a crotch region, the front waist region having a front fastener and an outermost surface, the absorbent article further including a longitudinal axis and a lateral axis. The absorbent article also includes an absorbent assembly including a bodyside liner, an outer cover, and an absorbent body disposed between the bodyside liner and the outer cover; and a gripper handle disposed in the front waist region and extending from the outermost surface, wherein the outermost surface is one of the outer cover and the front fastener.

Abstract: A sensor system for detecting a property of or within an absorbent article. The system may comprise a first sensor and a first transmitter. The sensor may be disposed in or on the absorbent article. The sensor may have a first status and may be capable of changing to a second status. The first transmitter may be capable of sensing a change in status of the sensor from the first status to the second status. The first transmitter may be capable of checking the status of the sensor noncontinuously. The first transmitter may programmed to check the status of the first sensor at least every 5 minutes but not longer than every 2 hours.

Abstract: A sensor system for detecting a property of or within an absorbent article. The system may comprise a first sensor and a first transmitter. The sensor may be disposed in or on the absorbent article. The sensor may have a first status and may be capable of changing to a second status. The first transmitter may be capable of sensing a change in status of the sensor from the first status to the second status. The first transmitter may be capable of checking the status of the sensor noncontinuously. The first transmitter may programmed to check the status of the first sensor at least every 5 minutes but not longer than every 2 hours.

Abstract: A wearing article including cover sheets used to cover front and rear ends of a liquid-absorbent structure and improved to alleviate undesirable irritation due to such cover sheets potentially experienced by the wearer. A diaper includes front and rear waist members and a liquid-absorbent structure by which the front and rear waist members are connected. The liquid-absorbent structure has front and rear ends overlapping the front and rear waist members, and front and rear cover sheets are laminated on these front and rear ends to cover them. The front and rear cover sheets are formed with bonded regions adapted to be bonded to the liquid-absorbent structure or the front and rear waist members, outside non-bonded regions lying outboard of the bonded regions and inside non-bonded regions lying inboard of the bonded regions. The inside non-bonded regions are respectively folded back along fold lines toward the wearer's body to form turnbacks.

Abstract: Provided is an absorbent article for pets that can prevent side leakage of urine. In an absorbent article for a pet including a liquid permeable inner layer sheet, a liquid impermeable outer layer sheet, and an absorbent core provided between the inner layer sheet and the outer layer sheet, the absorbent core is provided only on a region closer to a belly facing region than a cutting line in which the tail of the pet is inserted, the cutting line being positioned in an intermediate region, and a body facing surface of the inner layer sheet has an area, at least overlapping the absorbent core in plan view, in which a recessed-and-protruded region is positioned, the recessed-and-protruded region including ridges and grooves that are alternately arranged side by side in a lateral direction while extending in a longitudinal direction.

Abstract: A reusable absorbent diaper type structure having a longitudinal axis XX and including an outer support element which can be adjusted to the body of a user, a flat absorbent element and an intermediate impervious element for supporting the absorbent element, the intermediate element being connected by connectors to the outer element. The intermediate element exhibits on each of the lengths thereof an elastic border, which, in the stretched and flattened state, makes it possible to cover the absorbent element according to at least a longitudinal area, and when the structure is positioned on the user, is liable to remain in permanent contact with the skin of the user.

Abstract: An absorbent article including a chassis having a front waist portion and a back waist portion, front side panels having an inside surface and an outside surface, back side panels having an inside surface and an outside surface, and seams adapted to attach the front side panels to the back side panels in an overlapped configuration offset toward the front waist portion, the seams made up of one or more fastening components attached to the outside surface of each of the back side panels.

Abstract: A garment comprises a laminate. The laminate comprises a first layer colored a first color, and a second layer colored a second color different than the first color. The laminate includes a folded flap in the waist region, thereby defining an integral, outwardly visible waistband having a waistband lower edge. The first layer and the second layer are coterminous at the waistband lower edge and the folded flap is an outwardly folded flap. The first layer is an inner layer and the second layer is an outer layer, and the outwardly visible waistband is colored the first color. The distinction between the first color and second color in conjunction with the fold creates a visible waistband effect.

Abstract: Hook part of a self-gripping hook and loop closure, in particular for a nappy, comprising a hook element comprising a sheet from which hooks protrude and a laminated element fixed to the hook element, the laminate extending in a transverse direction between two respective left and right lateral edges, comprising a layer fixed to at least one layer (2, 3) of non-woven fabric by a layer of adhesive, in particular interposed between two layers of non-woven fabric by being fixed by one respective layer of adhesive to each layer of non-woven fabric, the layer being in one piece or an integral layer and comprising a resilient zone (6; 16) in the form of film, in particular made of an elastomeric material.

Abstract: An absorbent article having a waistband which is attached to first and second body portions of the article. The first body portion is attached to the waistband by at least a fastening means wherein the article assumes a pant diaper form. The waistband has a reception surface and a perforation. The perforation allows the reception surface to be separated into first and second belt portions. At least a part of the reception surface is located on each belt portion, thereby allowing the article to assume a belt diaper form. The first belt portion comprises at least one fastening means. The second fastening means is arranged so that the absorbent article can be readily converted from a pant diaper form to a belt diaper form.

Abstract: A disposable wearing article includes front and rear outer sheets, an inner sheet, and front and rear waist-opening sheets. Each of first sheet segments of the waist-opening sheets is longer than the corresponding second sheet segments. End portions are bonded to outer surfaces of the outer sheets. In areas where the end portions are spaced apart from the front and rear outer sheets, the first sheet segments and the inner sheet are overlapped to form low stiffness sub-regions. In respective sides inboard of the low stiffness sub-regions, the inner sheet, the front and rear outer sheets and the first sheet segments are respectively overlapped to form inner high stiffness sub-regions, and in respective sides outboard of the low stiffness sub-regions, the inner sheet, the second sheet segments and the first sheet segments are overlapped to form outer high stiffness sub-regions.

Abstract: A method of making an elastic composite is described that entails conveying a first sheet of material on a conveyor, and wrapping a section of elastic about the first sheet and the conveyor, thereby applying elastics cross directionally across the first sheets. A second sheet of material is applied onto the first sheet having elastics applied thereon, thereby creating a subcomposite including the first sheet, the second sheet, and elastics sandwiched therebetween, wherein a plurality of elastics extend outward from the one side of the subcomposite, about the conveyor, and return into an opposite side of the subcomposite.

Abstract: A wearing article has crotch-elastic elements extending in a longitudinal direction. Front and rear waist members and the crotch member are bonded one another by front and rear bonded regions. The front bonded region is contoured by first and second ends and both side edges obliquely extending in the longitudinal direction so as to intersect with the first and second ends and, outboard of the both side edges in a transverse direction, non-bonded regions in which the crotch member and the front waist member are not bonded to each other are defined. Front waist-elastic elements extend between both side edges of the front waist member. The crotch-elastic elements extend from a front end to a rear end of the crotch member in the longitudinal direction. In the front bonded region, the front waist-elastic elements and the crotch-elastic elements substantially intersect one another and interlock with one another.

Abstract: Each of first fastening tapes and second fastening tapes provided on both left and right sides of a disposable diaper has a first fastening part and a second fastening part which are away from each other. When putting the disposable diaper on a slender wearer, the second fastening tape is fastened on an attachment part of main body part so as to be laid over the first fastening tape. In the second fastening tape, since an intermediate area is provided between the first fastening part and the second fastening part, a total area of fastening parts can be reduced. Since a distance between an outer edge of the first fastening part and an inner edge of the second fastening part is made larger than a width of a tape base at the intermediate area in the first fastening tape, the second fastening tape can be easily fastened.

Abstract: An underpants-type absorbent article having an outer body provided with a mutually separate front piece, back piece and connecting sheet, and wherein the front piece and the back piece are mutually joined at side areas and are mutually connected by the connecting sheet extending in an front-to-rear direction at the crotch area, and an inner body containing an absorptive body and which is overlapped and anchored to the connecting sheet on the inside of the outer body. At least a portion of both edges in the transverse direction of the connecting sheet are positioned farther to the inside in the transverse direction than both edges in the transverse direction of the inner body in a spacing area between the front piece and the back piece.

Abstract: An absorbent article includes an absorbent pad and a belt to which the pad is detachably attached and which is intended to be attached to a separate belt that is placed around the waist of the wearer to hold the pad when the article is being worn, wherein the absorbent pad exhibits a chassis including a liquid-permeable top sheet and a liquid-impermeable back sheet oriented away from the wearer and an absorbent core between the top sheet and the back sheet. The difference in kinetic coefficients of friction measured with ASTM D 1894-08 standard between the back sheet of the pad and the outwardly oriented surface of the belt is at maximum 0.5. The attachment between the belt and the pad will then not cease due to the movement of the article relative to the surroundings when the belted-article is being used, thereby preventing contamination and leakage caused by detachment.

Abstract: An absorbent article includes a body side liner, a back sheet, an absorbent body positioned between the body side liner and the back sheet, and a body conforming structure positioned in direct facing relation with the body side liner. The body conforming structure length is at least 50% the absorbent body length and is aligned with a longitudinal centerline of the absorbent article. The median anterior portion width of the body conforming structure is greater than the median central portion width of the body conforming structure which is greater than the median posterior portion width of the body conforming structure. The anterior portion includes a well, the central portion includes a channel, and the posterior portion includes a taper. The well transitions into the channel via a first convex transition and a concave transition. The channel transitions into the taper via a second convex transition.

Abstract: A diaper having a front portion with at least one line of weakness adapted to be torn and at least one umbilical cover defined in part by the at least one line of weakness. The at least one umbilical cover is moveable from a starting position to an anchored position upon tearing the at least one line of weakness. The diaper has at least one umbilical cover anchor adapted to maintain the at least one umbilical cover in the anchored position.

Abstract: The present invention provides a disposable pants-type wearing article free from possibility that upper regions of the leg-openings' peripheral edges might be formed with frills even when the belt-like leg elastic members contract along the peripheral edges of the respective leg-openings. Belt-like leg elastic members in a disposable pants-type diaper each has inner and outer surfaces at least one of which is bonded to sheet-like members included in put flat and joined together regions and a crotch region of the diaper. The belt-like leg elastic members extend from the respective put flat and joined regions along leg-openings' peripheral edges. Over ranges in which the belt-like leg elastic members extend along the respective peripheral edges the sheet-like members also extend along the peripheral edges.

Abstract: The invention relates to an absorbent open-type incontinence article with attached ears, wherein the rear ears have closure elements in the peripheral region, and to the folding of the ears at high production speeds without the functionality of the closure elements being impaired and with the simultaneously use-friendly arrangement of the closure elements in the folded absorbent incontinence article. The invention also relates to a method of producing this absorbent incontinence article.

Abstract: A reusable outer cover configured to be engaged with a disposable absorbent insert is provided. The reusable outer cover comprises front and rear waist regions configured to be joined together by a fastening zone. The fastening zone comprises a first side on the front waist region and a second side on the rear waist region. The first side comprises a first portion and a second portion. The first portion comprises a first fastening component and the second portion comprises a second fastening component. The second side comprises a third portion and a fourth portion. The third portion comprises a third fastening component and the fourth portion comprises a fourth fastening component. The first and third fastening components have a first fastening property and the second and fourth fastening components have a second, different fastening property.

Abstract: The present disclosure is generally directed to pants that include reusable outer covers and disposable absorbent inserts.

Abstract: The present disclosure is generally directed to pants that include reusable outer covers and disposable absorbent inserts.

Abstract: A two-piece wearable absorbent article (such as a diaper) including an outer cover and an absorbent insert for use therewith, are disclosed. The outer cover may have a first hook-and-loop fastening system that provides for removable and refastenable and adjustable fastening of the outer cover about a wearer's lower torso. The absorbent insert and outer cover may have a second hook-and-loop fastening system that provides for removable and refastenable fastening of the insert within the outer cover. The first and second hook-and-loop fastening systems may have respective holding force and acoustic characteristics within advantageous performance ranges, individually and with respect to each other.

Abstract: The invention relates to a disposable absorbent incontinence diaper (2) of the open type, having a main part (4), comprising a front region (6) having front lateral longitudinal edges (42), a rear region (8) having rear lateral longitudinal edges (41) and a crotch region (10) that is located in between in the longitudinal direction (28) and comes to lie between the legs of a user, wherein the main part (4) comprises an absorbent pad (12), and having rear side portions (20) that are attached to the rear region (8) on both sides and front side portions (22) that are attached to the front region (6) on both sides, said rear and front side portions extending in the transverse direction (30) beyond the lateral front and rear longitudinal edges (42, 41) of the main part (4), and wherein the rear side portions (20) have first closure means (32) which are close to the leg opening and have closure aids and wherein the closure means (32) can be secured in a detachable manner at least on the outer side of the front side

Abstract: A disposable pants-type wearing article includes belt-shaped leg elastic members. Respective opposite side edges of front and rear waist regions of the article are fusion-bonded together to define joined regions. The belt-shaped leg elastic members respectively have front side upper ends lying in the front waist region and included by the put flat and joined together regions and rear side upper ends lying in the rear waist region and included by the put flat and joined together regions. In the joined regions, lower edges of the upper ends and lower edges of the rear side upper ends are displaced one from another in such a manner that the one pair of the lower edges lies below the other pair of the lower edges.

Abstract: A disposable absorbent wearing article constructed with an absorbent core that may be deformed to form absorbent barriers against body waste and thereby an absorbent chassis that includes the absorbent core may be kept in contact with the wearer's torso with good fitness to improve appearance of the article put on the wearer's body and to prevent leak of body waste. The disposable absorbent wearing article comprising an absorbent chassis and an annular elasticized waist panel wherein the absorbent core of the absorbent chassis is formed with deformation guides so that at least opposite lateral regions of said absorbent core may be deformed along the deformation guides toward the wearer's torso under elastic contraction of at least a front waist panel constituting the annular waist panel.

Abstract: A disposable absorbent article includes an absorbent chassis and a fastening system that together define a refastenable pant. The refastenable pant includes a pair of elastomeric front side panels extending from the waist opening to each leg opening, a pair of elastomeric back side panels extending from the waist opening to each leg opening, and a pair of refastenable seams extending from the waist opening to each leg opening and positioned between the elastomeric front and back side panels.

Abstract: A protective undergarment, such as a diaper, includes a sling that is suspended from an outer shell. The sling forms a pocket in which a reusable or disposable absorbent pad can be positioned. The sling has an S-pocket or overlapping pocket at the front end and a cuff at the rear end. The cuff forms a slimmer outer profile than the S-pocket or overlapping pocket and is used only in the rear where leakage is not as significant as at the front. The S-pocket or overlapping pocket and the cuff are both suspended from bumper strips that extend from the waistband. Rectangular hook and loop fasteners and extension members allow a diaper to fit wearers of different waist size.

Abstract: A cloth training diaper comprising an outer layer coupled to an inner layer, a front portion and a rear portion, a plurality of snaps arranged longitudinally along the right side of the front portion, the left side of the front portion, the right side of the rear portion, and the left side of the rear portion, the snaps extending through the outer and inner layers, and two side panels, each side panel comprised of a smocked material coupled to a non-smocked material, each side panel having a right side and a left side and a plurality of snaps arranged along the right and left sides of the smocked material. The snaps on the side panels engage with the snaps on the front and rear portions.

Abstract: An incontinence article (2) in the form of briefs has a front stomach portion (4) and a rear back portion (6), which are connected to one another at lateral seam regions (14) on both sides. A crotch portion (8) has an absorption pad (7) and extends in a longitudinal direction (9). A topsheet material (84) or a topsheet (84) and a backsheet material (62) form a transverse overhang (66a,66b) extending outside longitudinal borders (46) of the absorption pad (7). The overhang (66a,66b) has a reinforcing means (200) in a region (204) bridging the respective longitudinal border (46) of the absorption pad (7). The reinforcing means (200) comprises or consists of a reinforcing coating (202 and is disposed on the inner face (85) of the topsheet material (84).

Abstract: A diaper sheath having a shell with an inner panel and an outer panel forming a front edge, a back edge, a first side edge and a second side edge. The diaper sheath also includes a first intermediate pocket and a second intermediate pocket set along the first side edge and the second side edge respectively, each intermediate pocket having at least one opening. The diaper sheath further includes a first intermediate strip and a second intermediate strip set inside each of the first and second intermediate pockets respectively, the first and second intermediate strips each having an anchor portion attached to an attachment ring, and an elongated portion having a loop formed through a slide, the loop passing through the attachment ring and having a continuously adjustable length selected by moving the slide to a desired position along the elongated portion.

Abstract: The present invention relates to a reusable diaper shaped as a pair of pants and designed to house a removable absorbent insect (6). The diaper comprises an elongated central piece (5) impermeable to water and designed to house said insert, and two side pieces (12,13) arranged on opposite sides of the central piece, wherein at least one of the side pieces is made of a material permeable to water and is arranged stretchable to allow stretching of waist and leg openings of the diaper when the diaper is put on and taken off, and the central piece and the side piece are joined together by means of a joint (15,16) forming a liquid barrier.

Abstract: A disposable absorbent article that includes a frangible bonding agent for maintaining the absorbent article in a predetermined configuration. The frangible bonding agent may be disposed on a fastening system in order to maintain one or more portions of the fastening system in a particular position during manufacturing but still provide an easy-to-open fastener when used by a consumer.

Abstract: A female member for a hook-and-loop fastener is provided. Even when the hook-and-loop fastener part is deformed or an instantaneous impact peel force is applied to the fastener part, the female member does not peel off the male member. When the male member is peeled from the female member, no fluffing caused by shedding of a fibrous material occurs. The female member for a hook-and-loop fastener is constituted of a fibrous material and can engage with a mating male member. The female member is composed of: dense fiber portions arranged in rows and having a high density of the fibrous material; and sparse fiber portions arranged in rows alternately with these dense fiber portions and having a lower density of the fibrous material than the dense fiber portions. The dense fiber portions deform elastically, and this prevents undesirable peeling and diminishes fluffing.

Abstract: A two-piece wearable absorbent article (such as a diaper) including an outer cover, and particularly, an absorbent insert for use therewith, are disclosed. The insert has a fastener component disposed at either or both a forward region and a rearward region thereof, for fastening the insert within the outer cover. The end of the insert associated with the region bearing the fastener component may have a specified stiffness, to help the insert to retain structural integrity while fastened within an outer cover and while being worn. The insert may include an end support stiffener that helps impart stiffness.

Abstract: A two-piece wearable absorbent article (such as a diaper) including an outer cover, and particularly, an absorbent insert for use therewith, are disclosed. The insert has a fastener component disposed at either or both a forward region and a rearward region thereof, for fastening the insert within the outer cover. The end of the insert associated with the region bearing the fastener component may have a specified stiffness, to help the insert to retain structural integrity while fastened within an outer cover and while being worn. The insert may include an end support stiffener that helps impart stiffness.

Abstract: An undergarment includes a multiplayer leak-proof pad to wick moisture, impede bacteria, prevent leaks, and resist stain.

Abstract: An absorbent product comprises a seal along one or more edges. The seal may be formed using a cohesive or selective adhesive. The seal prevents contamination of the wearer-facing surface of an individual absorbent product without requiring an overwrap or other individual unit packaging. The absorbent product may also comprise one or more removable trim regions for sealing and shaping the absorbent product.

Abstract: A tear away diaper fastening system including a segment of loop material having a plurality of outwardly projecting loop elements adapted to engage cooperating hooking elements in juxtaposed contacting relation. The loop material includes a composite sheet of stitch bonded construction including a polymer film substrate layer. A first plurality of yarn elements extends in stitched relation through the substrate layer to define a plurality of parallel stitch lines of flat stitches extending along the machine direction of the sheet material to form a ground layer substantially covering an upper surface of the substrate layer. A second plurality of yarn elements extends in stitched relation through the substrate layer in zigzag crossing relation between parallel needle lines to define a plurality of raised loops extending above the ground layer.

Abstract: An absorbent article includes a first waist region, a second waist region, and a crotch region, wherein the first waist region and second waist region are joined with each other such that a pair of side seams are formed and the absorbent article has two leg openings and a waist opening. At least one of the first waist region or the second waist region include a first graphic zone, a second graphic zone, and a third graphic zone, wherein the first graphic zone, the second graphic zone, and the third graphic zone are disposed at a side seam of the absorbent article.

Abstract: A two-piece wearable absorbent article (such as a diaper) including an outer cover, and particularly, an absorbent insert for use therewith, are disclosed. The insert has a fastener component disposed at either or both a forward region and a rearward region thereof, for fastening the insert within the outer cover. The end of the insert associated with the region bearing the fastener component may have a specified stiffness, to help the insert to retain structural integrity while fastened within an outer cover and while being worn. The insert may include an end support stiffener that helps impart stiffness.

Abstract: A disposable absorbent article to be worn about the lower torso of a wearer that facilitates an easy, intuitive change is provided. The disposable absorbent article includes at least one serviceable indicium that facilitates an easy change by providing alignment of the article relative to an anatomical feature of the wearer or by externally highlighting one or more components of the article thereby indicating alignment and fit about the wearer's lower torso.

Abstract: An absorptive article has an absorptive article body, a pair of side flaps, and a pair of waist flaps provided in the rear region so as to extend outward from the side flaps in the lateral direction of the absorptive article body. Each of the pair of waist flaps has formed thereon a waist stretchable region extended so as to reach that edge of the waist flap which is on the belly side. The waist stretchable regions are adapted such that the dimension of the waist stretchable region stretched at the end thereof on the belly side in the lateral direction of the absorptive article body is greater than the dimension of the waist stretchable region stretched at the end thereof on the rear side in the lateral direction of the absorptive article body.

Abstract: An absorbent pant garment including a pair of front and back side panels on opposite transverse sides of the garment, with a refastenable seam formed between the front and back side panels including a fastening component on the front side panel and a mating fastening component on the back side panel, with elasticity in the front and/or back side panel. Each of the front and back side panels includes a waist and a leg end edge, with a portion of the waist end edge and a portion of the leg end edge substantially parallel to one another adjacent a distal edge for a distance greater than a transverse width of the fastening component or mating fastening component bonded thereto. These parallel portions of the side panel edges space the fastening and mating fastening components away from major stress points of the garment, thereby reducing the likelihood of fastener pop-opens.

Abstract: A wearing article having a front waist region provided along a pair of opposite side edges with first fastening members, and a rear waist region provided along a pair of opposite side edges with second fastening members adapted to be engaged with the associated first fastening members. Each of the second fastening members is formed with an uneven structure having a plurality of crests extending in a transverse direction and spaced one from another in a longitudinal direction. A degree of engaging force between the uneven structure and the first fastening member is extremely weak and the uneven structure can be easily disengaged from the first fastening member. The uneven structure may be unfolded in the longitudinal direction and put in close contact with the first fastening member to achieve firm engagement over an area as large as possible between the flattened uneven structure and the first fastening member.