An insole may include an insole body in a shape receivable in a shoe; an electronic element provided in the insole body; a connection line configured to electrically connect to the electronic element and including a contact terminal exposed to the outside of the insole body; and a connector including a detachable member configured to at least partially protrude outward from the insole body and configured to support the contact terminal.

A foot sole stimulation tool is provided to press pressure points or support an arch by using protrusions, and the foot sole stimulation tool can place the protrusions in accurate positions. Four or more projections are sealed tightly within a bag body whose bottom side is affixed to a shoe sole, three or more of the projections determine a position of each projection by projections for recessed portion placed on a recessed portion of a foot sole, and projections for convex portion placed on a pressed target part of the foot sole are arranged accurately. The projections for convex portion press the pressure points and support the arch. For example, it can execute pressures to an adductor hallucis muscle precisely and is helpful for preventing hallux valgus.

An insole is provided. This insole features a front end, a thickness, a top surface, a bottom surface, a heel receiving portion having a first end and a second end, a lateral longitudinal arch support section which has a width, and a medial longitudinal arch support section. Preferably, the medial longitudinal arch support section is made up of a partial spherical cap which has a radius and a height, and the medial longitudinal arch support section runs from the first end of said heel receiving portion to the lateral longitudinal arch support section.

An insole is provided. This insole features a front end, a thickness, a top surface, a bottom surface, a heel receiving portion having a first end and a second end, a lateral longitudinal arch support section which has a width, and a medial longitudinal arch support section. Preferably, the medial longitudinal arch support section is made up of a partial spherical cap which has a radius and a height, and the medial longitudinal arch support section runs from the first end of said heel receiving portion to the lateral longitudinal arch support section.

A fiber-composite insert for footwear comprises a plurality of ribs arranged in a lattice structure, the ribs comprising a plurality of fibers in a resin-matrix.

A non-slip shoe insert set has a shoe insert and a shoe wearing aid. The shoe insert has a main foot resting portion and at least one reinforcing tab. The shoe wearing aid is a smooth sheet, is bendable, is slidably placed on the shoe insert, and has a slidable foot resting portion and at least one holding protrusion. With the smooth shoe wearing aid, a foot of a shoe wearer can easily slide into a shoe and the shoe wearing aid can be easily drawn out of the shoe. The shoe insert that has the non-slip surface allows the shoe wearer to walk or run steadily and securely. With the at least one reinforcing tab holding an insole of the shoe, the peripheral edge of the main foot resting portion of the shoe insert is not peeled off the insole easily.

A non-slip shoe insert set has a shoe insert and a shoe wearing aid. The shoe insert has a main foot resting portion and at least one reinforcing tab. The shoe wearing aid is a smooth sheet, is bendable, is slidably placed on the shoe insert, and has a slidable foot resting portion and at least one holding protrusion. With the smooth shoe wearing aid, a foot of a shoe wearer can easily slide into a shoe and the shoe wearing aid can be easily drawn out of the shoe. The shoe insert that has the non-slip surface allows the shoe wearer to walk or run steadily and securely. With the at least one reinforcing tab holding an insole of the shoe, the peripheral edge of the main foot resting portion of the shoe insert is not peeled off the insole easily.

An article of footwear comprising: a sole; an upper, attached to the sole; and a full length footbed located inside the upper; wherein a portion of an underside of the full length footbed is attached relative to the sole with an underside of a forward portion of the full length footbed being unattached for placement of a forefoot cushion thereunder and/or an underside of a rearward portion of the full length footbed being unattached for placement of a heel raise thereunder.

An orthotic footwear system including a removable outsole, a removable reinforced hollow midsole attached to the top of the outsole, and a removable insole attached to the top of the midsole. A removable metatarsal pad can be attached to the top of the insole, and removable support inserts can be attached around the insole for additional support of problematic areas. Support inserts can be used to support the arch area, the heel area, or both. Each of the removable parts can be interchanged with parts of the same type having different ergonomic characteristics. The user can change the parts of the orthotic to suit their needs. Further, the support inserts can be used apart from the rest of the system, with any insole configured to receive them.

A foot pain relief device formed as a shoe or boot insert comprising a plurality of removable pieces designed to be selectively removed from the insert to thereby create a hollow portion, indentation, dip, concavity, groove, or impression area of the insert that allows the injured area to be free from impact of any sort while going through its healing process while the user continues daily activities without feeling discomfort or pain from the injured area of the foot.