Quick-dry webbing made from recycled plastic using traceable, verifiable REPREVE polyester yarn by Unifi supports your foot and stands up to abuse Injection-molded strap ends for quick and easy grip and adjustability 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 adventuring Nylon shank stabilizes and supports your foot on uneven terrain Rubber outsole for durability and traction Treated with Life Naturals, a responsibly sourced peppermint-based antimicrobial that fights the growth of odor causing bacteria Vegan footwear, created using synthetic and plant-based materials Best for day hikes, light hikes Half pair weight for size M9: 7.75oz