Quick-dry webbing made from recycled plastic using traceable, verifiable REPREVE® polyester yarn by Unifi® supports your foot and stands up to abuse, Universal Strapping System™, Easy hook-and-loop closure comes on and off quickly and gets the fit just right, Robust EVA footbed for enhanced comfort built for all-day wear, Molded EVA midsole with heel cupping and arch cookie for added support, Rubber outsole for durability and traction.