The Autoseal West Loop travel mug is the perfect companion for modern doers, commuters, travelers, and the explorer in all of us. Whether you're on the go by car, train, plane, or bike, the West Loop travel mug offers you ultimate convenience. This travel mug has a large 470 ml capacity, is completely leak-proof, keeps drinks hot for hours, and the drinking button can be operated with one hand. To drink, press the Autoseal button. To close, release the button. The unique mug shape is available in various colors and fits most car cup holders. The drinking button is designed for one-handed operation, making it ideal for on-the-go use. 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. The Thermalock vacuum insulation keeps beverages hot for up to 5 hours or cold for 12 hours.