Stay warm in style in the Ice Maiden Waterproof Boot from Columbia. Waterproof PU coated leather and synthetic nylon upper in a winter boot style with a round toe Lace up front 200 grams Omni-Heat technology insulation Comfort rated -25F/-32C Molded nylon shank Soft fleece collar and tongue lining, cushioning EVA insole EVA midsole Omni-Grip non-marking traction rubber outsole