Originally designed for use at commercial tubing parks, this tube’s semirigid polyethylene base slides exceptionally well and is built for years of heavy-duty use. Cover: 600 denier polyester top. Inner tube: Heavy-duty butyl rubber. Base: Semirigid polyethylene, good to -40° F. Handles and strap: nylon webbing. Sturdy base coasts on packed or powdered snow. Rugged shell helps protect inner tube from punctures and abrasion. Sturdy handles and built-in tow strap make it easy to carry and pull back up the hill. Imported.