Features pink plastazote and expanded soft urethane (Shore 25) providing a pressure relieving total contact footbed for the at risk foot. Standard (1/8 " plastazote) D Soles provide a prophylactic substitute for most insoles and mold to the plantar foot with either pressure or heat. Thick (1/4 " plastazote) D Soles are customized to the foot by direct molding with heat ( 3 - 4 min. at 300 degrees) and require extra depth shoe or removable insoles. Biomechanical corrections (pressure relief, heel lifts, additional arch support, heel and/or forefoot varus/valgus wedging) can be applied to either D Sole.