DESIGN: 1.8mm Waterproof Nubuck Leather and Abrasion Resistant Mesh helps your foot breathe Lace-up with heel loop for easy off and on Slightly lower volume heel Weight: 1 lbs. 13 oz. (834 g) IN-SHOE COMFORT: Straight line Perpetuum last with a tailored instep and a broad toe box Dual Density EVA footbed Molded EVA midsole and an internal TPU Shank offers comfort and underfoot support DURABILITY AND TRACTION: UltraDry(TM) waterproofing system combines a fully sealed moisture management lining with waterproof components for dry, long-lasting comfort Vibram(R) Mega Nuasi outsole delivers grip and durability ADDITIONAL DETAILS: Offers a range of widths to address more foot shapes and sizes