Morphing Mugs Harry Potter Lumos Maxima Heat Reveal Ceramic Coffee Mug - 11 Ounces

Light up your morning with this officially licensed Morphing Mugs Heat-Sensitive Mug. As you add your hot coffee or tea, the image appears of the illuminating spell, Lumos Maxima. Also makes a great gift to brighten up someone's day. The exterior of this officially licensed 11oz mug transforms from black as hot liquid is added, revealing the hidden image in full vivid colors..The exterior of this officially licensed 11oz mug transforms from black as hot liquid is added, revealing the hidden image in full vivid colors.. PLEASE NOTE - Official Morphing MugsTM sold on Amazon.com should only ship from established sellers within the USA. Other mugs may be counterfeit. While this mug may be used in the dishwasher or microwave, for the longest lasting, highest quality product, we strongly recommend against it.