Keep your coffee, tea, and milk warm with this smart cup warmer. The VOOLTA brand ensures quality and compatibility for your favorite hot beverage cups. Made with tempered glass, this black coffee cup warmer is the perfect addition to your coffee, tea, and espresso maker collection. Simply place your cup on the warmer and let the auto-gravity activation do the rest. Ideal for small kitchen appliances and home and garden use, this coffee cup warmer is a must-have for any coffee lover. Enjoy your hot beverage without worrying about it getting cold.