Polysorb Cross Trainer - M 12-13

PolySorb Cross-Trainer Replacement Insoles deliver a combination of shock absorption and energy return and help reduce friction while improving overall foot comfort. A contoured layer of lightweight polyurethane is bonded to closed-cell nitrogen-injected Spenco material to provide cushioning and foot stability. Unconditionally guaranteed 1-year. For aerobics, court sports, running, weight training, racquet sports and walking.