Water-ready synthetic and polyester webbing upper is extremely durable and dries quickly after getting wet Easy hook-and-loop closure in forefoot comes on and off quickly and gets the fit just right Contoured EVA footbed supports your arch to keep your foot happy and healthy Treated with Microban®, a zinc-based antimicrobial technology that helps prevent stink A cushioned Shoc PadTM in the heel absorbs impact where you need it most Spider Original rubber outsole is extremely durable and supplies great traction Nylon shank stabilizes and supports your foot on uneven terrain