Matte black stainless steel thermos. Sleek matte black siding and stainless steel top with an attached hoop. Quench your thirst for exposure and publicity with these super-sized beverage bottles! The Caribe 17-ounce tumbler is made of durable stainless steel with high-performance double-wall vacuum insulation that maintains the temperature of hot liquids for five hours or cold and refreshing up to 24. The exterior sports a powder-coated finish and a screw-on lid with an articulated carrying handle. Choose from a wide range of colors and add your logo or message to make it your own. FDA approved.