Keeps beverages cold for 24 hours fill the tumbler with water, iced tea, or your favorite cold drinks, and enjoy them chilled for up to 24 hours. It's perfect for outdoor events, road trips, and daily hydration. Keeps hot drinks warm for 12 hours use the tumbler to carry hot beverages like coffee, tea, or soups. It maintains their warmth for up to 12 hours, making it ideal for long commutes, work, or cold-weather outings. Versatile everyday use perfect for offices, gyms, picnics, or travel, this tumbler can hold smoothies, protein shakes, or detox drinks, keeping them fresh and ready to consume. Eco-friendly alternative replace disposable cups and bottles with this sustainable and reusable tumbler, contributing to a cleaner environment while enjoying superior functionality. Suitable for outdoor adventures with its leakproof and durable design, the tumbler is perfect for activities like camping, hiking, fishing, or cycling, ensuring hydration on the go. Read Less