Your Purchase Supports Scientific and Educational Endeavors at the
American Museum of Natural History.
Pixel Heart Heat Changing Mug
Add your favorite hot beverage to see a black pixel heart morph to red. The image is made of thermo graphic inks so the mug reacts to heat revealing the change in color. As the beverage cools, the image changes back to black. 12 oz porcelain mug. Hand wash only. Do not place in microwave. Boxed for gift giving. Price is for one mug.