Product Category: Mug
Style: European and American
Function: change color
Applicable objects
Microwave: Not available
Shape: round
Cup specifications: diameter is about 8.2cm, height is about 9.6cm
The color-changing ink used in the color-changing cup is a kind of non-polluted ink synthesized from biological materials. Their principle is: the temperature-sensitive material is on the body of the cup. The material used is a heat-sensitive material, which can withstand high temperatures of 320°C, and is lead-free. It is chromium-free and has passed the tests of the US FDA and European LFGB standards.