This 11oz Morphing Mug transforms from black as hot liquid is added! Watch as the heat-activated process reveals the hidden image in full vivid colors!
Morphing Mugs heat-sensitive mugs are 11oz mugs that are black at room temperature, but reveal a vivid, full-color image when hot liquid is added.
General Safety Warning: Products sold by BBTS may be intended for Adult Collectors.
Products may contain sharp points, small parts, choking hazards, and other elements not suitable for children under 16 years old.