A durable and lightweight hiking boot; the waterproof/breathable upper combines with insulation and reflective lining to keep your feet warm and dry during winter adventures. Features: Omni-Tech™ waterproof and breathable construction PU-coated leather, suede, mesh upper with metal hardware Omni-Heat™ Reflective lining and 100 g insulation for ample warmth Techlite™ lightweight midsole for long lasting comfort, superior cushioning, and high energy return Omni-Grip™ non-marking traction rubber outsole Materials: Upper / Lining: 100% Polyester Midsole: 100% EVA Footbed: 100% PU Outsole: 100% Rubber Please note: Laces incorporated in Columbia footwear are not waterproof Columbia Women's Newton Ridge Waterproof Omni-Heat II