Men's Rare Metal II Black Vapor - Ultra-light SUPERCRITICAL foam cushion midsole designed by BRANDBLACK for Vibram - Proprietary BRANDBLACK high traction WRAPTECH Vibram rubber outsole and shank for mid-foot support - Leather reinforced hyper strong nylon upper and toggle lock down for comfort and strength - Internal lining and padded collar area for maximum comfort Size 11.5