Form Unisex Maximum Support Medium Cushion Insoles- GreyDesigned with a stiffer base than the original Form insole for more rigidity and support. Heat moldable or wear moldable technology provides customized support 1. 6mm thick cushion layer for extra comfort and shock absorption Comfort shaped arch reduces stress through feet, knees, and back Deep heel cup is designed to improves stability and shock absorption through heel TemperWeave??? top layer reduces and controls moisture and odour Works in most