Who doesn't love a good surprise? With this colour changing mug, you're definitely in for a great one.
- Black matte finish when cold
- Reveals the print when exposed to hot liquids
- Dimensions: height - 9.8 cm, diameter - 8.5 cm
You shouldn't put mugs in a microwave or dishwasher since it can damage the coating. Note that they're also prone to scratches, so be extra careful.