FEATURES of the Salomon Men"s Comet 3D GTX Boot Upper: Protective Rubber Toe Cap Heel Strap Heel Foam Gusseted Tongue Outsole: Non Marking Contagrip Chassis: 3D Advanced Chassis Midsole: Molded EVA Sockliner: Ortholite SPECIFICATIONS of the Salomon Men"s Comet 3D GTX Boot Weight: 20.1 oz / 570 g Membrane: Gore-Tex Performance Comfort Footwear Lining Material: Textile Lining Construction: Waterproof Bootie Construction