The ECCO Sport Biom Venture TR GTX Low boot is the ideal companion for outdoor shenanigans including but not limited to hiking, scaling your next mountain, or battling Mother Nature through the city streets. Perforated ECCO Yak leather uppers provide all-weather comfort and breathability combined with a GORE-TEX SURROUND waterproof membrane. Features a lace-up closure, padded collar, and tongue. ECCO BIOM NATURAL MOTION promotes natural movement through anatomical support. FLUIDFORM is a direct injection process that uses fluid materials to follow our one-of-a-kind anatomical lasts and form the most comfortable base for your shoe. Imported. Measurements: Weight: 1 lb 2 oz Product measurements were taken using size 45 (US Mens 11-11.5), width D - Medium. Please note that measurements may vary by size. Weight of footwear is based on a single item, not a pair.