Tea, especially green ... a heated coffee mug or mug warmer is maintaining the temperature of the drink. Heated mugs should be able to maintain a set temperature without fluctuating too high ...

A new lavender version of the popular temperature controlled smart mug by Ember will keep your coffee piping hot ...

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 ...