ok! Get free shipping and sales for the Columbia Cascadian Summit II Mud/Navajo Joe Footwear An updated value-packed winter boot designed for the weekend warrior. Water-resistant split suede leather upper. Seam-sealed construction. 200g Thermolite insulation that’s temperature rated for -25 F/-32 C. Removable, anatomically contoured EVA footbed with fleece cover cushioning and comfort. ThermaShield frost plug that provides heat reflection and prevents cold from penetrating from the ground. Injection molded waterproof rubber shell provides lightweight durable protection. Internal EVA midsole provides lightweight cushioning. Injection molded rubber lug tread pattern provides good traction on a variety of surfaces. Weight 29.5 oz. 835 g size 9, 1/2 pair.