Used Superfeet Memory Foam Support Insoles Trim-To-Fit Cushioned Insert Size E M 9.5-11 W 10.5-12 Simply wear SUPERFEET COPPER insoles to create perfect impressions of your feet — No casting or baking required. The memory foam of the comfort insoles capture the shape from the pressure of your foot while you walk, stand or run through the day. Superfeet COPPER Inserts offers a flexible accommodating shape for personalized support.