Spenco® PolySorb® Cross Trainer Insoles – #4 (M10-11 / W11-12)

4-way stretch fabric with silpure antimicrobial helps prevent blisters while controlling odor
Eva forefoot cushion provides superior cushioning and energy return for high impact sports
Spencore material a 5/32 inch layer of this material absorbs shock and impact to provide intense comfort and cushioning
Lightweight polysorb polyurethane foam provides arch and heel support
Spencore heel plug provides extra cushioning and shock absorption in the heel Best combination of shock absorption and energy-return. athletes looking for cushioning who participate in a variety of physical activities. effective for use in all team sport competition and training. consumers seeking additional cushioning in both the forefoot and heel. More »