Remonte R6252 16 summer low bulk insulation for warmth brand Lug low bulk insulation for warmth and comfort• SOLARCORE® Aerogel insole provides underfoot superior warmth while being extremely flexible and ultra thin• 100% recycled mesh footbed cover• Cleansport NXT™ treated for natural odor control• 5% recycled PU removable footbed• 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• Vibram® Arctic Grip™ All Terrain outsole designed to effectively extend the winter traction season Its "inner values" are the breathable and water repellent RiekerTex membrane and the thick the practical shoes are equipped with a narrow heel strap crossed over straps and a hook and loop fastener