Tempercraft Insulated Water Bottle 22oz Sport - Red The Tempercraft 22oz Sport Bottle is made of High-Quality 18/8 Food-Grade Stainless Steel. The Double-Wall, Vacuum-Insulated construction keeps the Exterior Condensation-Free and the Interior Cold (up to 24 hours) or Hot (up to 12 hours). The Durable Powder-Coated Finish is available in several classic colors.