Marmot Exum Guide Glove Feature List: Wrist Tightening Elastic and Gauntlet Drawcord to Keep Snow Out, Carabiner Loop To Hang Gloves and Keep Out the Elements, Flex Zone palm, Safety Leash, Falcon Grip Main Material: MemBrain 2L 100% Nylon Stretch 4.8 oz/yd Reinforcement Material: Washable Leather 0.6 - 0.8mm Glove Insert Material: MemBrain Glove Insert - Waterproof, Breathable and Windproof Marmot Membrain lamination utilizes advance technology that balances the best in performance of breathability, waterproofness, and water repellency with excellent durability. With a minimum of 10, 000mm / 10,000mm performance it's guaranteed to keep you dry and comfortable in the worst of weather.