Popular
Sliding Lid
A simple sipping upgrade for moving around the house, desk, or morning routine.
$14.95 USD
Bottle Body 2-Pack
Bottle Body 2-Pack
$19.95 USD
Shipping calculated at checkout.
120–145°F
Temp range
80 min
Battery life
App
iOS & Android
Color
6 oz
Quantity
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Free shipping
1-year warranty
30-day returns
12,000+ verified reviews
Bottle Body 2-pack compatible with the Ember Baby Bottle System.
- Available in 6 oz and 8 oz capacity
- Easy-to-read oz/ml measurements
- Materials: high-quality plastic
- Safe for use in dishwasher (top-rack only), sterilizer, and boiling water.
- Food safe and BPA-free.
*Body, Collar, and Nipples (sold separately).
Build your setup
Popular add-ons for your Mug.
Add the small upgrades people usually come back for without leaving the product page.
Popular
Second spot
Extra Charging Coaster
Keep one charger at the desk and one in the kitchen so the mug is always ready.
$39.95 USD
Annual plan
Annual Coffee Club
Coffee that matches the mug: $300/yr, 12 drops, and a free 10oz Mug with annual signup.
$25.00 USD
Choose annual plan
Why the Mug
The Perfect Sip Every Time
The average coffee goes cold in less than 8 minutes. The Ember Mug holds your exact temperature so you get the perfect sip everytime
Temperature
Your set temperature, held steady ± 0.5°
Set anywhere from 120°–145°F in 1° increments. Right in the app. It holds there.
App
Use the app to set your preferred temp
After you set your temperature in the app, the mug remembers your preferred setting each time
Battery
Take it with you or charge on your desk
80 minutes of battery life when you take it to go, or all day on your charging coaster.
Battery
80 minutes off the coaster. All day docked.
At 135°F, the 14oz Mug runs for 80 minutes off the coaster, or 160 minutes with a lid.
On the coaster
All day use
On the included coaster, the mug maintains your set temperature while in use and auto-sleeps after 2 hours of inactivity.
Off the coaster
Rated at 135°F. Use the lid when you want the longest untethered session.
Setting
Without lid
With lid
135°Fset temp
Without lid
80 min
With lid
160 min
Battery life shown at 135°F. Battery life may vary by environment, lid use, and starting temperature.
Uniform Temperature Throughout
Precision sensors
Auto Sleep
Long Lasting Battery
Inside Ember
Expert engineering + Elegant design
Ember’s technology makes it more than a coffee cup warmer by building the heating components directly into the mug and leveraging precision sensors to allow for perfect temperature regulation
31 patents
Granted
25°F
Temperture range
± 0.5°F
Accuracy
80 min
Without lid
Our Fans
It's hard to image life without it
Once you start using Ember, it's hard to go back to drinking out of ordinary mugs.
0:25
0:22
@philebours
"@Ember Technologies is the key to warm coffee all day ☕️ #EmberPartner #Ember"
0:22@jvicedsue
0:18"Detoxing For Fall 🍂❤️🔥"
@_jamielwolf
0:40"the secret to a productive work from home morning? an @ember mug to keep my lattes warm"
@livinwithhlyss
"hot coffee that lasts all day long? yes please ✨ with my @ember mug, I can adjust and control the temperature of my drink all day long ☕️"
Specs
The details.
Capacity
14 oz / 414 ml
Temperature range
120°–145°F
Battery
80 min untethered; 160 min with lid; all-day use on coaster
Weight
13.1 oz / 371 g
Dimensions
H 4.3" · Ø 3.4"
Material
Stainless steel, ceramic-coated interior
Water resistance
IPX7
In the box
Mug · Charging Coaster · Charging Cable
Questions, answered
What you might be wondering.
Everything we get asked the most. If something's missing, we're a quick chat away.
How long does the battery actually last?
At 135°F, the 14oz Mug runs for 80 minutes off the coaster, or 160 minutes with a lid. On the included charging coaster, it maintains your set temperature while in use and auto-sleeps after 2 hours of inactivity.
Does it work with iPhone and Android?
Yes — the Ember app is on both the App Store and Google Play.
What is your return policy?
30-day returns, no questions asked, on unused mugs.
Is there a warranty?
1-year limited warranty against manufacturing defects, registered through the app.
Can I put it in the dishwasher?
Hand wash only. The electronics are sealed (IPX7), but dishwasher heat can damage internal components over time.
How accurate is the temperature?
± 0.5°F. Validated by a thermal sensor that reads 100 times per second.
Will it keep cold drinks cold?
The 14oz Mug only heats. For cold, see the Cold Tumbler — same control, opposite direction.
How long does shipping take?
Free standard shipping arrives in 3–5 business days. Expedited options available at checkout.
Still curious? Email support@ember.com
Bottle Body 2-Pack
$19.95 USD