Heat-trapping, moisture-wicking 13mm Texel® lining has our specially designed heat-pack pocket and is removable. Removable 13mm EVA footbeds adds cushioning and ground-cold protection. Uppers are constructed of a durable combination of vlucanized rubber and 1,000-denier Cordura® nylon. D-ring lacing system with drawcord top. Cushioned EVA midsole. Aggressive bob-style outsole. Order next size up if wearing with heavy socks. Height: 16". Weight: 5.3 lbs/pair. Men's whole sizes: 7-13. Color: Black.