Cute, Colorful USB Mug Warmer

Now you can conveniently keep your mug war with the USB Mug Warmer. This colorful, durable silicone Mug Warmer can be connected to the USB cable on your computer or 5V charger. Simply plug in and it will start heating to keep your beverages warm.

Easy To Use USB Mug Warmer

Connect the USB cable to the computer or 5V charger. Unplug the USB cable when not in use. The USB Mug Warmer works by keeping your beverages warm.