A NEW LEVEL OF TRACTION TECHNOLOGY The new Vibram Arctic Grip All Terrain outsole with Vibram XS Trek Evo compound provides advanced traction on all terrains including wet ice, snow, mixed/loose surfaces and hard pack; superior grip no matter the season. Built for high performance in cold weather, the Nomadic Sport delivers unparalleled waterproof warmth and superior traction in a sporty casual boot you can wear most anywhere. The sleek upper is constructed from a 100% waterproof textile with a soft, thermal fleece lining and 200G insulation to provide all day warmth and comfort when temperatures can reach down to -20°F / -30°C. 100% Waterproof Rubber in high wear areas for durability and extended wear Lace up for adjustability Vibram® Arctic Grip A.T for wet ice traction coupled with XS Trek Evo adding durability and improved grip on wet and dry surfaces Lightweight, cushioned EVA midsole for added comfort / Vibram® SPE midsole system for added support and cushion Fleece lining for additional warmth Cosmo™ Therm 200G Insulation bioDEWIX™ antimicrobial footbed insert topcover with NZYM™ for odor control and moisture management Pull-tab for easy on and off Weight: 2.25 lbs size 7 Estimated height: 22cm/ 8.7in Estimated max calf circumference: 26cm/ 10.2in Comfort Range: -20°F to 50°F / -30°C to 10°C 100% Waterproof bioDEWIX™ Dry Footbed Insert Topcover with NZYM™ for Odor Control and Moisture Management Cosmo™ Therm 200G Insulation EVA Midsole for Added All-Day Comfort Lace Up for Adjustability Lightweight Midsole for All Day Comfort and Support Vibram® Arctic Grip A.T. for Wet Ice Traction Coupled with XSTrek Evo Adding Durability and Improved Grip on Wet and Dry Surfaces Warm Lining: Soft, Insulation, Light-weight, Performance Materials for Warmth and Comfort