The Keen Men's Uneek EVO Sandal is a cushioned sandal that's all about the Fit. Cushy underfoot with every step you take plus a free-moving nylon cord Upper that forms to your foot. That's right, it dials in just for you. The Evo knit portion of the Upper wraps just below the ankle, offering soft security so your foot won't slip out. Features of the Keen Men's Uneek EVO Sandal EVA insole with arch support for all-day comfort PU Midsole offers resilient cushioning Non-marking rubber Outsole leaves no trace CLEANSPORT NXT? for natural odour control PFC-free, durable water repellent Metatarsal ridge for natural Fit