The Merrell Men's Moab 3 Thermo Xtreme Waterproof boasts a waterproof membrane and full grain leather upper to keep your feet dry and comfortable in wet weather. The insulation contains 600 grams of Primaloft® Gold Eco Series with 50% recycled EVA foam for reliable warmth. The outsole is designed for grip on icy surfaces, with a Merrell Air Cushion for shock absorption and stability.