Superfeet All-Purpose Support Medium Arch (Blue) Insoles Size:(F) Men’s 11.5 - 13 Utilizing the high performance capabilities

Utilizing the high performance capabilities of Shadow Yarn

FastChews are FAST-absorbing electrolytes designed to be CHEWed

Designed to replace the removable liner in a wide range of footwear

Also great for effective rehydration during international travel

All natural: Crystal clear with no dyes

Superfeet All-Purpose Support Medium Arch (Blue) Insoles Size:(F) Men’s 11.5 - 13 Utilizing the high performance capabilitiesUpgrade the fit and feel of your footwear with long lasting comfort for all your activities. Superfeet All Purpose Support Medium Arch insoles give you structured support where you need it most, helping redistribute forces to reduce stress and strain on your entire body, not just your feet. Designed to replace the removable liner in a wide range of footwear. Trim to fit your shoe size.