The annoying thing about coffee is that its ideal temperature is fleeting. Get caught up in a particularly lively debate in your morning meeting and by the time you return to your cup of joe, it’s cooled right down. That’s where Ember’s smart heated mugs come in, and right now one of its best models is $30 off.
Ember
The Ember Travel Mug 2 — this one is the 12-ounce variant — usually costs $130, but right now can be snagged for
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