Columbia Bugaboot Celsius Plus Insulated Boot Black – 2BigFeet。?Rubber sole ?Shaft measures approximately Ankle from arch ?Boot opening measures approximately 1 centimeter around ?OMNI-HEAT: Our patented Heat Reflective garments are the ultimate body heat management system for outdoor performance. The interior lining consists of our metallic dot pattern designed to retain heat, while the breathable fabric dissipates moisture ?URBAN STYLE MEETS FUNCTIONAL BOOT: A re-energized update of our cold-weather classic. Versatility and protection make this the perfect boot for wet, cold, and snowy weather ?WARM AND WATERPROOF: Crafted from a combination of waterproof leather, webbing, and a molded textile rear collar for extra comfort. Metal hardware adds function and style, while rich 200g insulation will keep feet warm over harsh frozen terrain ?ALL DAY COMFORT: Incorporating our TechLite + midsole, this boot delivers responsive cushioning and stability without sacrificing comfort ?ADVANCED TRACTION: Featuring Adapt Trax, an outsole that provides exceptional traction in wet and dry conditions. Deep lugs with angular front and rear orientations provide the optimal balance between traction and durability on a variety of terrain