Women’s Black Columbia waterproof boots Size 10.5 Never worn · 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. · OMNI-TECH: Our proprietary technology provides air-permeable protection that's waterproof and breathable, keeping mother nature's elements out, at the same time allowing the inside to breathe, keeping you dry and comfortable no matter the conditions. · STYLE MEETS FUNCTION: The perfect combination of function and style, this sleek insulated boot draw subtle attention everywhere it goes, while keeping your feet warm and dry in the extremes. · HANDY FEATURES: It features a soft faux fur collar and lining, excellent 200g insulation, a removable contoured PU footbed, and our signature Omni-GRIP non-marking traction rubber outsole make this boot perfect for any cold, icy days. · TEMPERATURE RATINGS: Rated -25F/-32C for cold, heavy snow days.