This Thermos thermal mug set includes two 16oz stainless steel double wall travel tumblers featuring vacuum insulation technology for maximum temperature retention. The mugs can keep beverages hot for up to 7 hours and cold for up to 18 hours, making them perfect for traveling, camping, and daily commutes.

Each mug features durable stainless steel interior and exterior construction with vacuum insulation that keeps the exterior cool to the touch with hot beverages and sweat-proof with cold drinks. The DrinkLock sealing lid keeps beverages secure when in the closed position, and the design is 100% leak-proof. The mugs include a built-in tea hook that holds tea bags or most loose leaf infusers. The design fits most automobile cup holders and is dishwasher safe and BPA free.