THERMOS Vacuum Insulated Stainless Steel Carbonated Beverage Bottle, 17-Ounce, Smoke THERMOS vacuum insulation technology keeps beverages cold for up to 14 hours Durable stainless steel interior and exterior Silicone cap is easy to twist off and keeps beverages carbonated Integrated carry loop; Sweat-proof design wont leave water rings Fits most automobile holders; 17-ounce capacity