Built-in orthotic footbed encourages foot and ankle into a natural position. * Soft synthetic upper features an elasticized strap and adjustable buckle for a custom-like fit. * Wave pattern rubber outsole provides durable traction to keep you steady on your feet. * Polyurethane upper, jersey fabric upper lining, microfiber sockliner, EVA insole and midsole... * Thermoplastic rubber outsole. Care: Wipe off with a damp cloth. Air dry.