Live fast in the ECCO BIOM 2.1 X MOUNTAIN, an athletic hiking shoe with the stability for longer, more challenging trails. With its reinforced sole construction, rock plate and ECCO PERFORMANCE RUBBER+ outsole, this fast-hiking product lets you move quickly on more demanding terrain. Built for speed, this waterproof shoe has BIOM® NATURAL MOTION® Technology and a PHORENE™ midsole. For sporty style on the go, the upper is fashioned from a mix of ECCO nubuck leather and a textile with an original print inspired by nature, while the reflective details add visibility.