These warm winter-proof winter boots are made with great attention to detail and carefully-selected materials for a cutting-edge style. Built using the Strobel construction method and with Gore-Tex® provides water-resistance, while lightweight Michelin soles provide extra stability for all types of terrain. Smooth leather / Polyester Color: black EVA Outsole : Lightweight Michelin outsole: Superior grip and durability GORE-TEX®: Winterproof and Water resistant Leather Working Group Certified Lining: 49 % Polyamide 38 % Fabric (80% Acrylic - 20% Polyester) 13 % Polyester