future grandma magic mug

Original idea for request of godfather or godmother, future grandmother or grandfather pretty mug with thermo-magic effect, will be to offer to the future godfather, to the future godmother, to the future grandmother or to the future grandfather the mug is black when cold. Pour a hot drink and the message will appear as if by magic Surprise guaranteed! - Hand wash recommended - Protect from the sun (not UV resistant) - Height 92mm. Ø 80 mm, approx. 300g - Capacity approx. 300ml