This warm coaster is made of high-quality walnut and metal materials.

It heats evenly, quickly heats up, is safe to use, and durable.

The appearance is made of natural walnut texture, which is not only stylish and simple, but also smooth and comfortable to use.

Our coaster warmer uses a 5V USB output port, as long as you can find a device with a USB port, you can power your coaster, such as your computer, desktop, laptop, tablet, mobile power supply, etc., Very easy and convenient, so you can use it in many places.