40 oz. stainless steel, double wall mug with a vacuum-sealed lid allows for contents to stay warm for up to 3 hours, and cold for up to 8. Whether you have a full day of school or work ahead of you, or have practice for your physically demanding sport, this large bottle allows you to stay properly hydrated. Ideal for outdoor enthusiasts, the 40oz Vacuum Bottle features a wide-mouth opening for easy filling, cleaning, and adding ice cubes. The leak-proof lid with a secure seal guarantees peace of mind during travel or vigorous activities. Its sleek design and durable build make it perfect for promotional giveaways at sports events, fitness clubs, or outdoor festivals. Your mind and body will stay sharp, with 40oz of whatever beverage you desire. Product size: 3.5"D X 11"H.