This lightweight, flexible and waterproof winter boot with a protective EVA shell keeps you light on your feet while you're navigating treacherous winter terrain. Upper: Waterproof, BLC-compliant suede upper. Waterproof construction. 200 g HeatseekerTM insulation. Dual-injection-molded North. Light EVA shell provides protection in a lightweight package. Sole Unit: Injection-molded. EVA midsole. Midfoot internal nylon shank. Durable TNF Winter Grip® rubber outsole. Specifications Footwear Closure Standard Lacing Temperature Rating -10°C to -25°C Insulation Type Synthetic Eco-friendly Recycled. Colour: black