Tingley Ci124.Md Tingley Contour Insoles, Tri-Layer, Pu (Pair), Size: Medium

Replacement Polyurethane Contour Insole. Constructed of three layers for long wear and comfort. The top layer is made of polypropylene for moisture absorption. The middle is polyurethane with open cell construction for breathability and support. The bottom layer is made of polyethylene, which conforms to the shape of the foot for secure placement.