20 oz. Narrow-mouth vacuum-insulated bottle. Features a flip-top straw lid with ergonomic top finger loop. Straw lid is not leakproof and not intended for use with hot liquids. Keeps contents cold for 24 hours. Powder coat finish with copper lining, double wall 18/8 stainless steel, proprietary BPA-free insulated lid. Bottle comes with both screw-on lid and straw lid. Hand Wash Only. Do not Microwave. Please note: straw lid does not come inserted into bottle. Streamlight screen printed as shown.