The main concept behind Ninja’s Perfect Sip travel mug is the idea of bringing a scorching-hot drink down to a sipping ...

Some people also use their heated coffee mugs to re-warm drinks. If there’s lukewarm coffee left in your coffee maker, your mug can bring it back up to the perfect drinking temperature ...

They’re also more convenient — I make my coffee and tea at home the vast majority of the time, but now, I pour it into one of the few reusable mugs I tested for this story whenever I want to ...

or coffee machine, boil a pot or kettle of water and grab your fave mug. This tip works in whatever vessel you're about to pour your coffee into though, even a travel thermos -- though insulated ...