Synthetic Rubber sole Water-resistant Tech Tuff upper with rubber overlay at sides and toe to block out the elements Watershield inner membrane to help keep feet dry Phylon midsole for lightweight cushioning Rubber outsole with Waffle pattern for durable traction on a variety of surfaces Non-marking rubber outsole for traction and durability Rugged and decked out to take on the cold weather, the Nike Woodside 2 High Men's Boot has a water-resistant upper and soft, warm lining for lasting comfort.