Ember Mug Review: What $90 Buys a Slow Sipper
Quick Answer An Ember Mug is a battery-powered ceramic mug that holds coffee at a set temperature, usually between 120°F and 145°F, instead of letting it slide toward lukewarm. On Amazon, the 10 oz Ember Mug 2 was listed at $89.99 and the 14 oz at $99.99 when prices were checked on November 5, 2026,…