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Designed to be used wherever life takes you, the Ember Tumbler does more than simply keep your coffee hot. Our largest mug yet, the 16 oz Tumbler allows you to set an exact drinking temperature and keeps it there for up to 3 hours, so your coffee is never too hot, or too cold. It features our most advanced chip ever for improved Bluetooth reliability and a simplified pairing process. All Tumblers come with two lids, letting you choose between the leakproof Handle Lid or spillproof Sliding Lid. Made with a durable stainless steel construction, Ember Tumbler is easy to clean and is safe to submerge up to 1 meter in water. Both lids are dishwasher safe.
Q: Can I put the Ember Tumbler in the microwave?
A: No, for safety reasons, the Ember Tumbler should never be placed in a microwave oven.
Q: What is the capacity of this Ember Tumbler?
A: The Ember Tumbler has a capacity of 16 fluid ounces (473ml).
Q: Is the Ember Tumbler easy to clean?
A: Yes, the Ember Tumbler is IPX7 rated, meaning it's safe to fully submerge in water up to 1 meter deep for easy cleaning.
Q: What is the temperature range for the Ember Tumbler?
A: You can set the temperature of your drink between 120°F and 145°F (48.9°C to 62.8°C).
Q: How long does the battery last on a single charge?
A: The Ember Tumbler maintains your desired temperature for up to three hours on a single charge.
Q: Will this heat up cold coffee or does this only keep hot coffee hot?
A: The Ember Mug is designed to maintain already hot liquid. For best use, we recommend pouring in liquids that are hotter than your set temperature! If cool or cold liquid is poured into the mug, it may detect as empty and not heat.
Q: Will you need the app to adjust temp?
A: Yes. The cups won't heat without the app
A: The Car Charger does not fit the 16oz Tumbler.
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Designed to be used wherever life takes you, the Ember Tumbler does more than simply keep your coffee hot. Our largest mug yet, the 16 oz Tumbler allows you to set an exact drinking temperature and keeps it there for up to 3 hours, so your coffee is never too hot, or too cold. It features our most advanced chip ever for improved Bluetooth reliability and a simplified pairing process. All Tumblers come with two lids, letting you choose between the leakproof Handle Lid or spillproof Sliding Lid. Made with a durable stainless steel construction, Ember Tumbler is easy to clean and is safe to submerge up to 1 meter in water. Both lids are dishwasher safe.

Ideal for espresso-based drinks such as cappuccinos, cortados, and flat whites, the new Ember Cup, 6 oz, offers a premium coffee experience that does more than keep your coffee hot. Our smart mug allows you to set your preferred drinking temperature, so you can enjoy your expertly crafted hot drink —just the way you like it— from the first sip to the last drop. Ember Cup’s built-in battery maintains your precise drinking temperature for up to 1.5 hours or all day with the included charging coaster.

Enjoy coffee at the perfect temperature from the very first sip. The 16 oz Drink-Now Coffee Mug is engineered with advanced dual-chamber technology that drops overly hot coffee to a comfortable drinking temperature in minutes—no more burning your tongue or waiting for your drink to cool. Once it reaches the ideal range, it keeps your coffee hot for hours, so every sip tastes just right. Built with durable insulated stainless steel and a convenient slide lid, this travel-ready mug is designed for your daily routine—commuting, working in the office, or relaxing at home. This mug consistently delivers a smooth and enjoyable drinking experience. Perfect for anyone who loves great coffee without the wait.

We never understood why to-go tumblers made design decisions that compromised the coffee drinking experience. The senses–taste, smell, and touch–were ignored, while durability and extreme heat retention were prioritized. Why not both? Introducing Carter Wide Mug, a travel tumbler finally worthy of the coffee inside. Designed to amplify the senses and engineered to fit manual brewing devices, you can now enjoy coffee at its fullest, everywhere.
