The stainless steel mug is double-walled and vacuum-insulated, which slows down the transfer of heat or cold to keep the contents inside at a consistent temperature. In my testing, I poured coffee ...

The Zojirushi SM-TA vacuum-insulated stainless steel travel mug retains heat, stops spillage, and defies all expectations. And it's only $30.

The Ember TravelMug 2+ keeps your drink at a preset temperature for up to 3 hours via the built-in battery. It's easy to clean and dishwasher-safe with a stainless steel interior and matte finish ...

This bestselling mug is made to keep your beverages hot or cold for hours through a vacuum-insulated design, according to the brand. The air between the layers of stainless steel is removed, which ...

If your coffee's going cold while you're on your third call of the morning, it's time to upgrade your setup. The Ember Mug 2 ...

By Tim Stenovec Jan 10, 2016, 7:10 AM PT Zojirushi One Monday morning last summer, my colleague Ben Gilbert came into the office raving about his coffee mug. Yes. A coffee mug.

Thermos: If you like your coffee hot, this mug's for you: After an hour, the water was still a scalding 183 F. Oxo: Our water dropped 52 F to 160 F.

If You Run and Drink Coffee, You Need This Thermos Bonus: The Zojirushi stainless-steel mug works for ALL hot beverages by Matt Gross Published: Oct 17, 2017 11:11 AM EDT Save Article ...