Planet Heat-Changing Mug

Pore over your pour-over! This mug features beautiful original portraits of our solar system, and every time you enjoy a hot cup of coffee or cocoa, you can learn about each planet. As 19th century astronomer Maria Mitchell wrote, "You cannot study anything persistently for years without becoming learned..."
Comes in its own gift box.
Holds 12 oz / 250mL. Transforming mugs are not dishwasher safe but are microwave safe.