Men's Merrell Coldpack 3 Thermo Moc - Black A versatile winter moc to keep you dry and delivers traction in any conditions mother nature can throw at you. DETAILS: Best for:  Winter Casual Insulation: 200 grams synthetic lightweight, low bulk insulation for warmth and comfort. Complete with SOLARCORE® Aerogel insole provides underfoot superior warmth while being extremely flexible and ultra-thin. Waterproofing:  Waterproof full grain leather upper, complete with a waterproof membrane seals out water and lets moisture escape. Traction:  Vibram® Arctic Grip™ All Terrain outsole designed to effectively extend the winter traction season, due to the enhanced durability and versatility. Comfort Features: • Double stretch gore for easy on and off • Protective and abrasion resistant rubber toe cap • Cleansport NXT™ treated for natural odor control • Merrell Air Cushion in the heel absorbs shock and adds stability • Molded nylon arch shank • Super Rebound Compound midsole provides durable shock absorption to help reduce torque and allow for a smooth transition into the midfoot Materials: • Waterproof full grain leather upper • 100% recycled webbing • 100% recycled fleece lining • 100% recycled mesh footbed cover • 5% recycled PU removable footbed Additional Measurements: • Half pair weight: 1lbs-0.57oz, 470g