Custom Color Changing Coffee Mug

Funny color changing coffee mugs made of high quality porcelain, the graphic of tea mugs appears color changing when pour into hot liquid. Cool coffee mugs a attractive mugs is perfect gift for your family, friends. Cute coffee mugs have color changing function, with print beautiful picture. Heat-sensitive mugs, microwave safe, but not recommended for use in the dishwasher, and the magic mugs color changing effect temperature need greater than 45 degrees.