Amazon.com | KEEN Men。* Hike lightly all winter. These KEEN Hightrail Polar Hiking Boots are ready for the cold with 200g of KEEN.DRY Recycled P.E.T. insulation, plus PFAS-free waterproof protection. They feature a sneaker-like design that fuses with the durability of water-resistant leather and the technical benefits of a women\'s snow boot, so you can feel prepared to take on whatever terrain the day presents you. The durable leather stands up to the elements and is sourced from Leather Working Group-certified tanneries, the gold standard in environmentally preferred leather. These hiking shoes are made of a rubber insole and cotton lining. Perfect for cold day hikes on the trail or heading out the door for a weekend with friends, these waterproof, insulated boots are built on KEEN®\'s Contoured Fit that curves with the natural shape of the foot for a more secure fit. * Heel pull tab. * Round toe silhouette. * Rubber outsole.