Abstract: A bathing slipper includes a sole having open spaces, and a vamp having crown-like massaging devices, the massaging devices each formed of a plurality of flexible projecting strips arranged in a circle, the projecting strips each having a conical body and a pointed top tip.

Abstract: An insole for shoes having a plurality of protrusions, each of the protrusions having a ventilation hole formed through its center. A protrusion is connected with a thin support portion protruding from the insole and having a downwardly increasing diameter, so that the protrusions are integrally molded with the insole. The support portions can have a frustoconical shape. In order to prevent the insole from being easily deviated from the shoe, a pad having double-faced tape and a plurality of lugs is provided.

Abstract: A cushioning sole for use in contact with a foot, the foot being characterized by a specific shape relief and pressure map. The cushioning structure comprises a central layer of a rubber-like thermoplastic material having an upper surface devised to be in contact with the foot and having a shape relief conforming the specific shape relief of the foot, and a bottom surface opposite the upper surface. The cushioning sole further comprises a layout of space-apart anatomical pressure-receiving fingers made integrally with the central layer and protruding from at least one of the upper surface and bottom surface. Each of the pressure-receiving fingers has a predetermined height and diameter. The layout, the height and the diameter of the pressure-receiving fingers are determined in function of the physical characteristics of the rubber-like thermoplastic material and the specific pressure map of the foot, whereby the overall pressure-receiving fingers suit the specific pressure map of the foot.

Abstract: A sole for footwear includes a sole body having a plurality of protrusions extending from a top surface of the sole body so as to support the wearer's foot. A plurality of apertures are defined through said sole body and located between said protrusions.

Abstract: An article of footwear having a fluid filled cushioning bladder. The bladder comprises indentations and mating inserts in the top and bottom surfaces of the bladder. The inwardly directed indentations abut one another, are attached to one another, and have an ovoid shape. The construction of the indentations provide lateral stability and improved shear compliance by providing an increased contact surface area at the abutment point. The contact area preferably corresponds to the shape of the indentation. Each indentation receives an insert having a corresponding shape. The insert is designed to collapse in response to a compressive load and then recover its shape. The profile of each insert and indentation pair is configured for preferential collapse. That is, the two ends of the ovoid have different stiffnesses, so that one end collapses in response to a smaller compressive load than the other end.

Abstract: A recess portion 12 and a thick outer peripheral portion 13 are formed in an upper surface of a bottom plate 1. A recess portion 21 is formed in a lower surface of a cover 2. The recess portions 12 and 21 have configurations corresponding to a combination of a tarsal portion of a foot covering an area from a heel to substantially a center portion of a foot and a metatarsal portion of the foot covering an area from the center portion to roots of toes of the foot, respectively. A plurality of blades 11 are integrally formed on a surface of the recess portion 12, extend in directions perpendicular to a longitudinal direction of the bottom plate and are slanted toward a heel portion of the bottom plate. The welded portions 3 and 4 of the upper surface of the bottom plate 1 and the lower surface of the cover, which directly surround the respective recess portions and have uniform width, are welded together by a high frequency welder and fluid is sealed in a space defined by the recess portions 12 and 21.

Abstract: A health care shoe, which can continuously provide adequate magnetic field arranged to penetrate through the wearer's foot for improving the wearer's blood circulation and metabolism, includes a sole; an insole placed on top the sole, which has a plurality of magnet cavities formed and distributed thereon; a shoe body rigidly attached on top of the sole to define a foot chamber between the shoe body and the insole; a plurality of base magnet elements fittingly received in the magnet cavities respectively provided on the insole; and a plurality of upper magnet elements embedded inside the shoe body with respect to the positions of the base magnet elements located on the insole, wherein each of the upper magnet elements is arranged to constitute a transversal magnetic field penetrating through the foot chamber and flowing towards one of the base magnet elements.

Abstract: A method and apparatus for sing the flow of fluid through tubes in the sole of shoes. The apparatus includes a pair of fluid filled tubes along the periphery of the sole of the shoe. One tube is connected to cross tubes that provide flow paths and cushions the for the ball and instep portions of the foot. The other tube is connected to cross tubes that provide flow paths and cushions heel portion of the foot. Adjustable pressure valves interposed between the fluid filled tubes permit a method of controlling the flow of fluid through the valves in one direction only. The pressure resistance of the valves are pre-set for a certain internal pressure level required for triggering the transfer of fluid from one tube to the other. The method include steps of controlling pressure resistance by adjusting valve pressure adjustment rings either in a clockwise direction about a rod for increasing internal pressure resistance, or in a counter-clockwise direction for decreasing internal resistance.

Abstract: A structure for ventilating a toe region of a shoe includes a body including in its heel zone two major walls and a resilient element having a multitude of voids arranged in a pumping chamber to urge the two walls apart against the action of external forces tending to draw air into the chamber. The resilient element includes a plurality of substantially dome-shaped hollow protuberances bounding respective first and second voids within and outside of them, respectively, and connecting portions that interconnect the protuberances. Respective connecting channels are provided in the connecting portions and in respective adjacent regions of the protuberances to establish communication between the first voids. A corrugated insert within the body aids ventilation and shock absorption. An extension on the body optimizes air transfer.

Abstract: A footwear pad comprises a resilient layer of a plastic foam material, a protective layer of a wear-resistant cloth and adhered to the upper surface of the resilient layer, and a magnetic layer made of a magnetic rubber sheet and provided with magnetism which is distributed uniformly and unidirectionally so as to stimulate effectively the blood circulation in the feet of a user of the footwear pad.

Abstract: An article of footwear and insert for an article of footwear are provided with means for stimulating cutaneous pressure sensation from the perimeter of the plantar surface (sole) of the foot. Increasing cutaneous sensation from the perimeter of the plantar foot surface provides the central nervous system of the wearer of the footwear with an increased ability to detect and react to shifts of the body's center of gravity toward the edges of the feet which, if left uncorrected, could result in a loss of balance or a fall. An insole is disclosed which is provided with an elongate member or a series of protrusions which form a narrow ridge in close proximity to the perimeter of the insole, the ridge being adapted to protrude upwardly against the plantar foot surface along at least a portion of the perimeter thereof.

Abstract: A foot heel massaging device is located in the heel of a shoe to massage the foot heel of a person wearing the shoe. The device consists essentially of a fixed member located fixedly in the shoe heel, a movable member located movably on the fixed member and provided with a plurality of massaging knobs, a confining member for confining the fixed member and the movable member, and two magnets located respectively in the fixed member and the movable member such that the like magnetic poles of the two magnets are opposite to each other to bring about a repulsion force to cause the movable member to move away from the fixed member at the time when the movable member is relieved of an external force exerting thereon.

Abstract: A foot massaging shoe insole is made by forming a base into the general outline of a human foot, applying an adhesive in a pattern on the base, and adhering a plurality of discrete, shaped pellets of synthetic plastic material on the patterned adhesive. Upper rounded surfaces of the pellets massage the foot. The pellets are arranged in clusters that are spaced apart to form channels along which air is free to circulate to ventilate the insole.

Abstract: A shoe sole (A) comprising a fixed insole (B) provided with a series of holes, wherein there is provided a plurality of resilient hollow air chambers extending through the whole thickness of the sole, said chambers having an upper portion with hemispheric shape and circular plan which supports the fixed insole, and a lower portion forming the tread. The shape of such air chambers or spacers is similar to that of an igloo with a central hole (1, 1′) at the top. In order to perform a shock-resistant action there are provided conical protrusions (6) projecting from the base of each igloo towards the respective upper hole (1) so that when the walls (2, 5) are deflected by the user's weight, each protrusion (6) will occlude the corresponding hole (1) before all of the air contained in the igloo escapes.

Abstract: A strike pad for an athletic shoe to be located adjacent the heel portion of the shoe, made of a flexible resilient material comprising a disc-like upper portion having a series of semi-spherical nubs on its upper face confronting the heels of the user, a thin, circular base portion of a larger diameter than the upper disc portion and a generally circular bottom disc secured to the base of the strike pad by a suitable adhesive or the like.

Abstract: A method and apparatus for transferring the flow of fluid through tubes in the sole of shoes. The apparatus includes a pair of fluid filled tubes along the periphery of the sole of the shoe. One tube is connected to cross tubes that provide flow paths and cushions the for the ball and instep portions of the foot. The other tube is connected to cross tubes that provide flow paths and cushions heel portion of the foot. Adjustable pressure valves interposed between the fluid filled tubes permit a method of controlling the flow of fluid through the valves in one direction only. The pressure resistance of the valves are pre-set for a certain internal pressure level required for triggering the transfer of fluid from one tube to the other. The method include steps of controlling pressure resistance by adjusting valve pressure adjustment rings either in a clockwise direction about a rod for increasing internal pressure resistance, or in a counter-clockwise direction for decreasing internal resistance.

Abstract: The subject invention is aimed at providing a sole pad unit with the effects of supporting the metatarsal bone and airing and massaging the center of the sole of foot, comprising mainly of a massage block, roughly in an "L" shape, located on the sole pad unit to correspond to the depressive part on the sole of foot, providing proper stimulation to the depressed part on the sole of foot, complying with ergonomic principles, at approximately the center of the massage block is a vent hole to produce airing effect and prevent bad smell, meanwhile there are slopes on the peripherals to prevent deformation of the massage block, the sole pad unit is applicable to slippers as well as all types of shoes, to achieve the effects of universal application and best comfort, and to achieve the purpose of better health with the massage block to support the metatarsal bone and massage the reflective area of acupoints on the depressed part of the sole of foot.

Abstract: The invention in a shoe insert to be fitted into and maintained in a conventional walking or running shoe to provide support and cushioning to the foot of such shoe wearer. The shoe insert is to fit into a shoe to grip to the shoe insole and is manufactured from a vio-elastic polyperic material having a recovery or compression set less than two (2) percent providing a rapid rate of force dissipation to a shoe wearer that is equal to their rate of gait, with further cushioning provided by a selection and formation of cavities in the insert surface that is in engagement with a shoe insole.

Abstract: A shock absorbing cushioning device suitable for products, objects and footwear which is comprised of a compressible insert encapsulated within an elastomeric barrier member. The elastomeric barrier member is secured to the compressible insert by a plurality of tensile members having a first portion embedded in the elastomeric material and a second portion embedded in the compressible insert. The elastomeric member is also filled with a fluid, preferably a compressible gas.

Abstract: An insert or inner sole for a shoe having as its purpose support of the metatarsal and arch portions of the foot to thereby reduce pressure on those areas and associated foot pain. The insert or inner sole has three layers that interface with one another to create and displace a metatarsal hump. As a foot strides, the flex plate layer rocks forward and back on its centrally located, relatively thicker hump portion. The flex plate may engage the bottom layer by way of serration or friction.

Abstract: A shoe sole having an outer sole with a heel section and a ball section and providing buttons in the peripheral area of the ball and heel sections and pods in the interior area of the ball section. The peripheral area of the sole is stiffer than the interior portions of the sole.

Abstract: A forced-ventilation shoe includes a midsole or insole provided with a plurality of through-holes, resilient support means arranged between the outsole and the midsole or insole to form an air chamber between the elements, and devices for occluding the holes, apt to close off individually the holes themselves during pressing of the foot on the insole, where the occluding devices may include a plurality of reliefs projecting from the upper surface of the outsole and matching the holes.

Abstract: A shoe according to a preferred embodiment of the present invention includes a novel and non-obvious sole having a rubber base and a fiber cushion. Patterned nodes are centered on the rubber base and a plurality of elongated rectangular nodes are arranged around the edge of the rubber base. An extra rim is disposed at the upper edge of the sole to attach the sole to the remaining portion of the shoe. There are ventilating holes along the outer edge of the sole. The heel is formed with a grid pattern defining chambers and is supported by internal reinforcing members. The fiber cushion of the sole's upper layer allows for ventilation between the interior of the shoe and the ventilating holes.

Abstract: A pedicure sandal system that includes a sandal assembly having a number of user positionable toe separation cushion assemblies securable to the sole of the sandal assembly for keeping the user's toes separated and a toe cover assembly for shielding the toes having a number of airflow apertures formed therethrough that is securable to the sandal assembly and shaped to cover the user's toes while providing sufficient clearance to prevent contact between the freshly manicured toe nails and the toe cover assembly.

Abstract: Disclosed are footwear products incorporating the use of natural materials therein, and more particularly, disclosed are insoles, liners, and footwear incorporating loofah material. The loofah material is arranged so as to provide direct contact with a user foot in order to avail to the user foot the loofah therapeutic benefits of skin massaging, exfoliation of the skin, increased blood flow and ventilation, and the wearability benefits of a non-slip surface and evacuation of foreign objects from direct contact from a user foot. The insoles are at least partially formed of loofah material and can be provided in a flat or contoured form. As another embodiment, the loofah insole is provided as part of a loofah sandal arrangement which incorporates sandal straps and sandals fasteners for attachment to a user foot in a sandal arrangement.

Abstract: An insole which can be placed in a user's shoe incorporates vibrators which provide a vibrating massage. The vibrators are connected to a battery operated power supply which can be attached to a users leg by an elastic strap or attached to a user's shoe by a clip. A wire retraction unit is mounted on the power supply to take up slack in an electrical cable which connects the vibrators and the power supply.

Abstract: A shoe pad having massaging effect of the type which is made from resilient and soft plastic material is provided. The shoe pad includes a lower layer and an upper layer. The upper layer is provided with a plurality of bulbs which are evenly distributed over the upper surface of the upper layer. The upper layer further includes a first cell corresponding to the sole of the foot and a second cell corresponding to the heel of the foot. The first and second cells are connected by a connecting passage such that a fluid communication therebetween is established. The upper layer further includes a bulged portion corresponding to the plantar arch of the foot. The lower layer is provided with a planar configuration and is provided with a first and second recesses corresponding to the first and second cells of the upper layer. Wherein when the upper layer is attached to the lower layer, the bulbs can be filled with air and a receiving space can be defined between the cells and the recesses.

Abstract: An insole for a shoe, which massages the reflex zones of the sole of the foot, has a flat basic sole (1) which matches the contour of the shoe and cushion-shaped elevations (5) associated with the reflex zones to be massaged. The elevations (5) are integrally formed on the basic sole (1) and consist, like the basic sole (1), of elastic foamed material having a Shore A hardness of 30.degree. to 45.degree.. The height of the summit region (7) of an elevation (5) above the upper surface of the basic sole (1) is one to two times the mean thickness of the region of the basic sole (1) adjacent to that elevation (5). This insole is easy to manufacture and has optimal massage properties.

Abstract: An sole includes a soft-elastic lower layer (2) of an atoxic and organically compatible material, a flexible cover layer (1), e.g. naturally tanned leather, and knobs (5) made of elastically deformable material, the knobs being arranged in groups on the sole surface, their location being selected according to the aspects of reflex zone therapy, and the knobs being fixed in the lower soft-elastic layer.

Abstract: A massage system incorporates a battery operated power supply which is mounted in a compartment formed in the tongue of a shoe. The power supply is connected to vibrators which are mounted in circular beds formed in the sole of the shoe. The power supply and the vibrators are connected by wires which are concealed in a flap formed in the upper portion of the shoe. The wires are also disposed in air canals which are formed in the sole of the shoe. The location of the power supply in the tongue of the shoe maintains the normal balance of the shoe and enables a user to benefit from vibrating massage while standing, sitting, walking or running.

Abstract: A cushioning sole for footwear, which includes an air bag containing air and sponge plates and disposed within an outer sole, and midsole for enclosing the outer sole of a shoe such as sport shoes, working shoes, boots, and the like, whereby when the footwear user walks, runs, or jumps, shock from the ground to the human body can be effectively eliminated and reduced, and the footwear user can stably straighten oneself in walking posture.

Abstract: A structure of massaging slipper, especially a structure of massaging slipper wherein a movable massaging ball is mounted for doing massage when it is worn on a foot, the massaging slipper is comprised of a slipper, an elastic gasket and a massaging ball, wherein the slipper is provided on its top surface with a round hole which receives therein by insertion a plunger on which the elastic gasket is placed, the massaging ball is placed on the elastic gasket and the plunger and is embedded in the round hole not to drop; the massaging ball is located exactly to be opposite to the middle of the sole of a foot, so that the foot of a person wearing the slipper can be massaged; the massaging ball can alternatively be taken to massage muscles of the body of the person, hence the slipper can have multiple functions, and thus is more practical.

Abstract: An innersole for insertion into a shoe having a base of a flexible material with an upper and lower surface with a plurality of spaced rows of lugs extending upwardly from the upper surface. Each of the lugs has a base portion and a rounded top portion and an elongated axis. A cover is disposed over the upper surface of the base covering the lugs forming an undulating surface on the base and fixedly secured to the lugs and the upper surface of the base with no spacing between the cover, the lugs, and the upper surface of the base. A plurality of perforations are provided, each of the perforations extending through the cover, each of the lugs along generally the longitudinal axis thereof, and through the base. A plurality of spaced grooves may be provided on the underside of the base.

Abstract: A shoe insole has a flat base-sole corresponding to a shoe contour. The shoe insole is made of a single piece of foam with a Shore hardness A of 30 to 45, and includes a plurality of integral cushion-elevations formed thereupon. Each of the cushion elevations includes an elevation section which gradually increases in thickness from a surface of the base-sole to a peak region which forms a thickest portion of each cushion-elevation. Each peak region includes a flat plateau area which forms a rest surface upon which a foot sole can rest. The peak regions project upward from the base-sole by a thickness which is up to twice the mean thickness of an area of the base-sole adjoining the elevation portions.

Abstract: An improved walking and hopping shoe comprises a shoe body having at least a detachable soft stimulating piece of a stimulating and deodorizing double insole on an inside bottom of the shoe body, a pair of the same or different coil springs, and a double elastic uneven base plate connected with the springs through the sole of the shoe body. The stimulating piece or insole applies pressure to selected points on the sole of the foot. The deodorizing insole electrolytically functions to generate oxygen to sterilize and to prevent odors inside the shoe body. The shoe provides a safe and health sport and which permits recovery from human fatigue or slight illness as a result of walking or hopping.

Abstract: A massaging foot pad can be installed in a shoe or on a sandal. It includes resilient protrusions arranged on top of a sheet. The protrusions are elongated in a horizontal direction, and slanted in an orthogonal direction, so that they each include an upper side facing obliquely upwardly, and a lower side facing obliquely downwardly. In one embodiment the protrusions include a notch arranged on a lower side, and a large rounded tip. In another embodiment, the protrusions include a large rounded tip and a narrow base. In still another embodiment, the protrusions include a thin tip, a wide base, and a notch on the lower side. In yet another embodiment, the protrusions include a convex upper side and a convex lower side. In all embodiments, the protrusions easily bend in the direction of slanting when pressed by a foot during the downward movement of a walking step, so that they rub horizontally across the bottom of the foot.

Abstract: An insole is formed by the combination of two laminar bodies, one of split leather and another one of rubber material or the like, the latter provided with knobs forming support projections for the foot. The rubber body remains located under a window of the split leather body, the latter defining a wide perimetric raised strip with a transversal band in the area of the toe piece and an area set in the inside part of the shank. Both bodies can be connected by means of a seam or by means of gluing, to form a single body that will be superposed and fastened by any conventional system to a bottom support body to form a sole apt for receiving the assembly of the corresponding section of footwear. The split leather body provides the possibility of transpiration and knobs of the rubber body which provide therapeutic effects on the user's feet.

Abstract: A footwear has an outsole provided in the heel portion thereof with a recess for securing thereto a cushion block. The cushion block has a planar surface and an arcuate surface which is opposite in location to the planar surface and is provided with a plurality of rigid knobs made integrally therewith. The arcuate surface is defined by two straight peak edges opposite in location to each other. The cushion block is removably received in the recess of the outsole to allow the footwear to be used as an ordinary shoe, an exercise shoe, or a foot-massaging shoe.

Abstract: An insole has a configuration corresponding to either one of human feet, the insole having five toe recesses defined therein near a front end of the insole, each one of the toe recesses having a first boss extending from a bottom defining the toe recess, a first arch protrusion extending from the insole near the toe recesses and a central protrusion extending from a mediate portion of the insole, a rear end plan area defined near an rear end of the insole and a side protrusion extending from an inner side of the insole, each of the first arch protrusion and the central protrusion having at least one magnetic element received therein, the plan area having a protrusion extending therefrom in which a third recess is defined for an other magnetic element being received therein, a fourth recess defined in the insole near an outer side of the insole and yet another magnetic element being received in the fourth recess, the insole having a plurality of tiny bosses extending upwardly from the rest area of the insole a

Abstract: A footwear item includes an elongated sole member, fastening device, and a plurality of spring-loaded massage rods. The sole member includes an upper sole formed with a plurality of upright holes, a lower sole, and a midsole sandwiched between the upper and lower soles. The midsole has a plurality of corresponding chambers that communicate with the upright holes respectively. The fastening device fastens the sole member to a wearer's foot after the wearer has stepped onto the upper sole of the sole member. Each of the massage rods has a lower end retained in the corresponding chamber, and an upper end which extends through the corresponding upright hole and outwardly of the upper sole. The upper end of the spring-loaded rod is depressed downwards against biasing action by the wearer's foot so as to provide massage effects thereto. The magnitude of massage force resulting from the massage rods can be selectively adjusted so as to suit any individual needs.

Abstract: The object of this invention is an insole having profiles on its upper surface, for enabling a massaging effect on the tissue of a foot. According to the invention the profiles, formed in the shape of knobs (2a), are arranged in special areas (2) of the sole area, these special areas being selected in accordance with aspects of reflex zone therapy in order to activate certain organs.

Abstract: An article of footwear made to vibrate by either of two types of vibrating motive members and associated with the structure of the shoe to transmit the vibrations generated to the foot of the wearer. Two vibrating motive members are described, a motor having an off-center shaft-mounted weight and pulsating-type motor.

Abstract: An insole having a thin baseplate with a surface that is tightly nubbed. Breathing openings are disposed between the nubs. Magnetic heads are fastened, preferably releasably, on the baseplate. The baseplate is thickened in the area of the magnetic heads. This thickened area has a surface which is not nubbed. The thickening is preferably drawn to at least the level of the tips of the nubs. Such an insole, which only has a total thickness of approximately 3 mm, can be worn in all commercially available shoes and boots. The insole can also be employed particularly advantageously in athletic shoes.

Abstract: A reversible insole having a composite structure in which a base insole layer of resilient cushioning material has fabric bonded to its opposite surfaces. Protuberances extend from one surface so the insole may be worn as either a massaging insole or a comfort insole. The insole may be printed with a representation of a reflexology chart and protuberances located to massage selected areas of the foot. Apertures are provided for air circulation. In an alternate embodiment the protuberances are selectively attachable to the base insole.

Abstract: A sole for an article of footwear includes a heel area, an arch area, and a ball area, each defined on the top surface and corresponding to the respective areas of the foot. Each of the areas has a plurality of bulbous protrusions extending upwardly to contact the respective areas of the foot. A toe area is also defined on the top surface including a plurality of cavities in anatomical relation to the toes of the foot. The sole also has an air passage disposed between the top surface of the sole and the bottom surface of the sole. A plurality of upwardly extending sections connect the air passage to the top surface of the sole. The upwardly extending sections are disposed about the top of the sole between the bulbous protrusions and communicate ambient air surrounding the sole with ambient air above the top surface of the sole through repeated compression and expansion of the air passage.

Abstract: A shower sandal having an interior lined with a multiplicity of flexible protrusions and having suction cups on the underside to secure the sandal to the shower, the sandal being sufficiently large that the foot of the user can be moved about within the sandal against the flexible protrusions to clean and massage the various areas of the foot.

Abstract: A bottom plate has its top surface formed with a recess with a plurality of slanted blades formed therein. A cover has a recess and an increased thickness portion formed around the recess and extending toward a marginal portion. A fluid is sealed in both the recesses. In the recess of the cover, fluid shock buffer blades are formed on at least a portion, which is urged by foot fingers and swelling foot finger roots, the blades being slanted in a direction perpendicular to the longitudinal direction of the cover. The marginal portion of the cover is fused to the marginal portion of the bottom plate.

Abstract: A shoe insole in the form of a separate insole or an integrated insole attached to the shoe is manufactured from a material with a consistency ranging from flexible to rigid. The upper surface which is generally smooth and which is formed to fit the sole of the foot has at least one local depression opening into the upper surface of the insole with a gently rounded rim along the entire length of its edge and having within this rim a base lying a few millimeters deeper than the intact upper surface of the insole and being in area significantly smaller than the entire surface area of the upper surface of the insole. Further on a projecting knob is arranged in the central area of this base the free tip of which lies, essentially, at the same level as the course of the intact upper surface of the insole.

Abstract: A magnetherapy insole for a shoe, having a three layer design. A top, cushioning layer for the comfort of the user. A center layer having a distinct pattern of lengthwise strips of material, these lengthwise strips of material being a north pole oriented strip, a dialectric lengthwise strip, and a south pole oriented lengthwise strip. Further, each of these lengthwise magnetic strips are formed of a top layer of north pole oriented material, covering a layer of dialectric material, and then, a bottom layer of south pole oriented material covering the bottom of the dialectric material. These strips of magnetic material are installed alternately in the center layer, creating a pattern of north pole oriented strip, bordering a dialectric strip, bordering a south pole oriented strip. A bottom cushioning layer, having a plurality of protrusions on the bottom, provides additional cushioning effects to the user.

Abstract: A mid-sole or sole of shoes for massaging the sole of a foot by stimulating it during walking includes recess portions on the upper surface of a bottom plate defined by a wall portion, a plurality of blades in the recess portions extending in a direction perpendicular to the longitudinal direction of the bottom plate and being slanted in the same direction, a flexible cover sealed at the peripheral end portion of the upper surface of the bottom plate, and liquid injected and filled in the space provided between the bottom plate and the cover.