Superfeet CopperSpending long hours on your feet? The Superfeet All Purpose Memory Foam Support (Copper) insoles combine memory foam cushioning that molds to your feet with stabilizing support for must have comfort. DETAILS Designed to replace the removable liners in roomy footwear Low arch orthotic support helps stabilize the foot, reducing stress on feet, ankles knees and back Pressure sensitive memory foam molds to the shape of your foot for personalized comfort