The Arctic Apres Supreme brings a level of sophistication to this warm and cozy boot. They added a knitted upper and a buckle detail while maintaining the warm comfort of 5 mm neoprene, faux fur top line and a fleece lining. The EVA midsole and aggressive outsole makes this a great, comfortable winter boot. Details: Five mm CR flex-foam, warm fleece lining, EVA midsole for added comfort, Cozy faux fur rugged outsole for traction, women's specific fit and treated with durable water repellent. Material: Neoprene, Rubber, Fleece, Man Made.