Spenco® Footcare Products are made exclusively with RUBATEX Closed-Cell Neoprene. This unique cushioning system provides a soft "comfort bubble environment" to help absorb shock, reduce friction and improve overall foot comfort. Awarded the Seal of Acceptance by the American Podiatric Medical Assosiation. Unconditionally guarenteed one year. Appliances specifically designed to help control and balance the feet. Provides stronger, more complete support and can be shaped to the foot for support, comfort, and stability.