Spenco Orthotic Arch Supports are specifically designed to help control the position of the feet. They are shaped to help stabilize and balance the foot and to provide the extra comfort and support needed for optimum performance. This unique cushioning system helps absorb shock, reduce friction and improve overall foot comfort. Soft, durable, closed-cell, neoprene-cushioned shoe insert with plastic support can be moleded to foot for customized support. Provides the extra comfort and support for optimum performance place in hot water to soften