The Autoseal West Loop Travel Mug is the ideal companion for modern doers, commuters, and travelers. Whether you're on the road, in a train, on a plane, or cycling, the West Loop Travel Mug offers you ultimate convenience. This travel mug is completely leak-proof, keeps beverages hot for hours, and the drinking button can be operated with one hand. To drink, press the Autoseal button, and to close it, simply release the button. The unique cup shape is available in various colors and fits in most car cup holders. The one-piece lid opens fully for easy cleaning and is dishwasher safe—no loose or incorrectly assembled parts. Please hand wash the painted mug only. The Thermalock vacuum insulation keeps drinks hot for up to 5 hours or cold for 12 hours.