Cheshire Cat Heat-Changing Coffee Mug Penguin Earth has been reinventing itself

Earth has been reinventing itself for more than four billion years

5 postcards

seem like polar opposites

before it is too late

the quest and the quantum

Cheshire Cat Heat-Changing Coffee Mug Penguin Earth has been reinventing itselfThe Cheshire Cat Mug celebrates one of our favorite Wonderland characters. Pour any hot liquid into this mug and the cat disappears, leaving only his famous grin! Perfect for any hot beverage: coffee, tea, hot chocolate, pumpkin spiced beverage. 10 oz. Ceramic coffee cup with a comfortable handle. All of our disappearing mugs come in a beautifully designed, colorful box. Heat activated color changing mugs are microwave safe, but not dishwasher safe.