Northside Leavenworth Boots Northside Men。NWT Northside Leavenworth insulated winter snow boots size men’s 13 Product Details- Material: The boots have a premium nylon upper with a waterproof, lightweight molded rubber shell. They are also insulated with 200g of 3M Thinsulate insulation and have a fixed faux sherpa liner for warmth. Design: The boots have a mid-calf height of approximately 11 inches. They include a gaiter with a toggle collar to keep out snow and debris, a hook-and-loop strap over the instep for a secure fit, and a heel pull strap for easy on and off. Outsole: The durable rubber outsole has a multi-directional design to provide traction and shock absorption on snowy and icy surfaces. Perfect for fall/ winter or outdoor work