Quick-dry webbing made from recycled plastic using traceable, verifiable REPREVE polyester yarn by Unifi The Universal Strapping System and earth-friendly recycled polyester webbing supports your foot and stands up to abuse Easy hook-and-loop closure comes on and off quickly and gets the fit just right Molded EVA midsole with heel cupping and arch cookie for added support Rubber outsole for durability and traction Added Microban treatment keeps smells at bay