It has a double-walled construction that helps to insulate your beverage, keeping it cold or hot as desired The comes with a secure lids that features a silicone seal to spill and leaks It is a drinking vessel that is perfect for travel Made from stainless steel The is designed with a surfaces, making it easy to fit into cup holders or backpacks This is designed to keep your drinks at the perfect temperature for longer periods of time Whether you ' re going to work, on a road trips, or simply running errands, this will keep your drinks at the perfect temperature and spill, making it a and practical