These winter boots are crafted from premium full-grain waterproof leather and feature a waterproof membrane to ensure a dry wear in any weather. They feature rustproof D-ring hardware for quick lacing and a fully gusseted tongue to keep out debris and provide comfort. Polartec® recycled fleece lines the collar for enhanced warmth and cushioning. Inside, 200 grams of PrimaLoft® insulation and a soft lining made entirely from recycled plastic bottles provide warmth and breathable comfort. A durable rubber lug outsole, comprised of 34% recycled rubber provides secure grip and traction.