Vionic by Orthaheel - Base - Men's Sandals Leather^Synthetic Casual and cool, these VIONIC&reg; with Orthaheel&reg; Technology sandals are ready for the beach and beyond. Textile and synthetic upper in a classic flip flop silhouette. Textile upper with a molded synthetic footbed. Podiatrist-designed, biomechanical orthotic footbed with deep heel cup stabilizes, supports and realigns the feet back to their natural position. Lightweight, flexible medium-density EVA midsole absorbs shock to reduce stress on the feet, ankles and knees. Durable Vibram outsole with wave-patterned tread provides traction to maintain your confident stride. Care: Wipe off with damp cloth and air dry. Clinically shown to help relieve common causes of heel pain or plantar fasciitis, and knee pain related to over pronation and flat feet. Vionic footwear is designed with the outdoors and athletic activities in mind. Helping with many of the