You might not wear these down a Paris runway, unless it's 13 below and pouring. Features. 100% Waterproof. Slip-resistant outsole. Dura Fresh natural bio-technology activates to fight odors. Bogs Max-Wick evaporates sweat to keep feet dry. Plush lining for warmth and comfort. Bloom eco-friendly, algae-based EVA footbed that helps clean polluted water habitats. Steel shank in outsole for stability and support. Soft textured rubber. Specifications. Comfort rate: -13°F/-25°CSpecifications Footwear Height Ankle Footwear Closure Slip-on. Colour: black