Ember New Temperature Control Smart Mug 2 Charging Coaster

NEW: The Ember Charging Coaster boasts a new streamlined design that covers less surface area, so you can enjoy more counter space. Let the experience of Ember last all day long with an extra Charging Coaster. Enjoy the convenience of having one coaster in the kitchen and another in the office, so your Ember is always ready wherever you are. Compatible with all first and second generation Ember Mugs.