The perfect insulated container for just about any beverage you want with you for work or play. 25 oz. (739 mL) double wall vacuum insulated with sleek body reminiscent of a wine bottle. 304 SS Interior, 201 SS Exterior with screw-on Polypropylene and Stainless Steel lid. Vacuum insulation helps keep your beverages hot or cold longer than traditional insulation. Designed for use with both hot and cold liquids. Hand-wash only. Do not microwave. Do not place in freezer.