Great for Fishin Trips (In Siberia) This is a snow boot on steroids. Serrated cleats, 2000 grams of insulation, Aerogel, EVA tapered midsole itâ™s the ultimate combination of warmth and extreme performance. Wintertime warriors who stalk their prey in snowcovered terrain will enjoy the Snow Claw XT's thermal barrier between their feet and the frozen ground. Aerogel creates this insulation with a nanotechnology material made of 90% air and embedded in an EVA midsoles. 2,000grams of Thinsulateâ Ultra Insulation and an Ultra Dryâ waterproof membrane keep your feet warm and dry. ScentBanâ is added to the material to kill bacteria and eliminate human odor. Rugged outsoles provide dependable traction. Abrasionresistant nylon uppers with a sidezipper closure for easy on and off. Imported. FEATURES: Feetwarming 2,000gram Thinsulate Ultra Insulation Coldblocking Aerogel midsole technology Sidezipper closure for easy on and off Odoreliminating ScentBan Height: 15 inch Insulation: 2000 Gram Thinsulateâ Ultra Construction: Cement Wide Width Order next size up if wearing with heavy socks. Camo pattern: Mossy Oak BreakUpÂ.