Scarpa Crux - Men's Shoes : Shark/Mustard 1 : The primary materials that compose this product contain a minimum of 20 percent recycled content. ; The Scarpa Crux hiking shoe keeps you comfortable on approach, moderate climbs and those long, rugged trails. ; Planet Friendly: •40% recycled synthetic leather and 29% recycled polyester mesh upper. •100% PC recycled lining; 70% recycled stroebel. •Lace and webbing is 100% Ecosensor recycled polyester. •Midsole has ECOPure EVA additive to promote degradation in landfill conditions. •25% recycled rubber outsole. ; Suede upper with recycled polyester airmesh. ; Smooth recycled polyester lining. ; Microporous EVA offers form-fitting comfort and support. ; Vibram vertical approach. ; Forefoot webbing with aramid fabric that secures the forefoot for climbing precision. ; Rubber toe rand. ; Super sticky Vibram Vertical Approach outsole. Measurements: ; Weight: 1 lb ; Product measurements were taken using size EU 45 (US Men's 11.5), width D - Medium. Please note that measurements may vary by size. | Scarpa Crux Men's Shoes Shark/Mustard 1 : EU 45 (US Men's 11.5) D - Medium, Synthetic