Bunga Heel Spur Wedge is designed to pad heel spurs and reduce pain. For use while standing, walking, or running. It is composed of a medium density silicone mold. The complete mold will retain its shape and not degrade with use. Washable and reuseable. Place in any footwear directly under heel. Do not use on open wounds. Hand wash with mild soap, air dry and store in a Bunga Box.