Heat color changing halloween mug

Product size: D82 X H96mm
Capacity: about 12oz/330ml
Material: Stoneware
Weight: about 380g
This is a thermo-sensitive color-changing cup, when you add any hot beverage, such as hot water, hot coffee, hot tea
When you wait, the color and pattern on the outside of the cup will change magically. When the cup cools it will return to normal.