New in box, Never opened. Shrink wrap still on. Black / 10 ounce. Designed for home or office, the Ember Mug does more than simply keep your coffee hot. Our smart mug allows you to set an exact drinking temperature, so your coffee is never too hot, or too cold. Ember then maintains your chosen temperature for up to 80 minutes with the Ember Mug 10 oz - so your hot beverage stays perfect. Ember Mug is safe to hand wash and submersible up to 1 meter in water. Ember is a connected device. Use the Ember app to set your temperature, customize presets for your favorite drinks, receive notifications when your desired temperature is reached, personalize your mug and more!