Spenco Polysorb Cross Trainer Insole

Polysorb Cushioning Insoles provide the best combination of shock absorption and energy-return. This powerful duo works together to provide lasting comfort, help prevent injury and relieve foot pain. Our proven cushioning and support improves athletic performance and prolongs the life of your shoes. Ideal for running, walking, training and sports.

4-Way Stretch Fabric with Silpure Antimicrobial helps prevent blisters while controlling odor SBR Forefoot Cushion provides cushioning and energy return for high impact sports SpenCore Material a 5/32” layer of this material absorbs shock and impact to provide comfort and cushioning Lightweight POLYSORB Polyurethane Foam provides arch and heel support SpenCore Heel Plug provides extra cushioning and shock absorption in the heel.