This rough and tumble stainless steel travel mug is great for long treks or long road trips—to the wilderness or across town. The perfect travel companion. The STAINLESS KING Travel Mug is durable, dependable, and designed for the long haul. Keeps your morning coffee or tea hot for up to 7 hours and iced drinks cold for up to 18 hours. The DRINKLOCK sealing lid is leak-proof when closed for peace of mind. Features a built-in tea hook that holds tea bags or most loose leaf infusers. Exterior stays cool to the touch with hot beverages and sweat-proof with cold. THERMOS brand mugs are dishwasher safe, top rack recommended.