Quick-dry webbing made from recycled plastic using traceable, verifiable REPREVE polyester yarn by Unifi Universal Strapping Stytem, Multiple points of adjustability let you dial in the absolute perfect fit 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 Treated with Life Natural, a peppermint-based anti odor treatment Sustainability Initiative(s): Vegan, Webbing made from recycled plastic using traceable, verifiable REPREVE polyester yarn by Unifi Best for: all-day wear, festival wear, getting around town, water activities Half pair weight for size W7,M9,I2/3,T4,K13,Y4: 5.5oz RN 88276 .