Ember’s new temperature-controlled tumbler is its biggest and most expensive mug yet

Do you need this mug? No. But who cares. | Image: Ember

Both of the following things are true: $199.95 is a totally ludicrous price to pay for a mug, and Ember’s new Tumbler looks pretty great. The Tumbler is a 16-ounce black travel mug (the biggest one Ember has ever made) that claims to be able to keep your beverage at exactly the temperature you want it for hours at a tim...