FEATURES of the Vasque Men"s Snowburban Ultradry UltraDry Waterproofing System 400g 3M Thinsulate Ultra Insulation Molded Rubber Heel Kick Rubber Toe Cap Gaiter D-Ring The SPECS Weight: 3 lbs 3 oz / 1452 g Last: Perpetuum Upper: 1.8mm Waterproof PU Coated Leather, Waterproof Textile, Fleece Collar Lining Footbed: Dual Density EVA Midsole: Molded EVA and TPU Shank Outsole: Vasque Venture with ColdHold Compound