Men's Keen trekking shoes for all-day comfort Men's outdoor shoes Keen Men Nxis Speed ​​are the right choice for speed hiking and other physical activities in the field. KEEN.ALL-TERRAIN technology for better grip on any terrain with a deep multi-directional pattern.  Walking comfort is enhanced by a removable, anatomically shaped polyurethane insole, a softened tongue and a shoe collar around the ankle. The midsole consists of comfortable EVA foam, which is characterized by excellent cushioning and shock absorption. The durable shoes are also treated with natural antibacterial probiotic technology that eliminates the smell of sweat. Material: rubber, textile, TPU