With waterproof coated leather, a waterproof membrane, and 200g of warm insulation, you can depend on this cold-weather boot to protect against the elements this season. • Waterproof membrane seals out water and lets moisture escape • Waterproof coated leather and mesh upper • Metal hook with traditional lace closure • 100% recycled laces • Bellows tongue keeps out debris • Gaiter D-Ring • 100% recycled fleece lining • 200 grams synthetic lightweight, low bulk insulation for warmth and comfort • 50% recycled removable EVA foam footbed • Mesh footbed cover • Cleansport NXT™ treated for natural odor control • Merrell Air Cushion in the heel absorbs shock and adds stability • Molded nylon arch shank • Lightweight EVA foam midsole for stability and comfort • Merrell sticky rubber outsole with durable traction that grips when and where you need it • Lug: 4mm • Half pair weight: 1lbs-1.27oz, 490g