Officially licensed color changing, heat-sensitive ceramic mug Heat-activation reveals hidden image 11oz in size, weighs 1lb Made in the USA with imported parts Authentic Morphing Mugs heat-sensitive mug Or yet wise old Ravenclaw, If you've a ready mind, Where those of wit and learning, Will always find their kind; -- Harry Potter and the Sorcerer’s Stone by JK Rowling.

You are wise and witty and you love to learn. You’re a Ravenclaw! This Morphing Mugs Heat-Sensitive Mug reveals your house’s colors of blue and bronze and the Ravenclaw Eagle. What other fact about you could possibly be more important than your Hogwarts House? Let people know where you belong. You’re a Ravenclaw!



The exterior of this officially licensed 11oz mug transforms from black as hot liquid is added, revealing the hidden image in full vivid colors.

While this mug may be used in the dishwasher or microwave, for the longest lasting, highest quality product, we strongly recommend against it.