This innovative hot and cold stainless steel tumbler combines the functionality of two separate vessels into one sleek and stylish design. With its patented dual-chamber technology, you can enjoy your favorite coffee or tea hot and fresh, while keeping your water chilled and refreshing. This 30 oz insulated tumbler features a leak-proof seal and a stainless steel construction that is both durable and easy to clean. The spacious interior allows you to carry up to 30 ounces of your favorite beverage, and the handy lid ensures that your drinks stay hot or cold for hours. Say goodbye to disposable cups and enjoy the convenience and sustainability of Splitflask. Enjoy up to 12 hours with cold beverages or up to 4 hours with hot beverages throughout any journey! Product Size: 4.13" W x 7.87" H. 4.13" W x 7.87" H