Orthaheel Women's Penny Thong Sandals Footbed prevents wear and tear on your body; realigns your foot and ankle to a natural position. Lightweight EVA midsole cushions and absorbs shock, reducing foot stress. Flexible rubber outsole provides extra grip, keeping you steady as you walk. Polyurethane upper and upper lining, microfiber sockliner, EVA insole and midsole, rubber outsole. Care: Wipe off with a damp cloth. Air dry.