1. This cup warmer mat is made of high quality walnut wood and metal materials, heating evenly, safe and durable to use, has natural walnut wooden grain and smooth to touch.
2. It powered by any devices with output 5V USB port, such as your computer, desktop, laptop, tablet, mobile power and so on, easy and convenient.
3. Great for use at home and office, keeping you brew warm on cold days.
Main Material: Wood + Metal
1 x Cup Warmer with USB Cable(Cups are Not Included)