The Blizzard Ankle Zip II will keep you warm and dry in harsh weather, with waterproof protection and Thinsulate lining. Scotchgard-treated knit and leather upper with soft pile lining Sealtex waterproof bootie construction for weather resistance Front zip for easy on and off. Vaporex heat-retaining, double-insole system for extra insulation, cushion, and fit customization Thinsulate lining for extra warmth on cold days Lightweight EVA and rubber outsole designed for positive traction and shock