Prank your friends with Trick Mugs!
Welcome to Trick Mugs, the best place to buy color changing, heat activated prank coffee mugs.
What Is a Color Changing Prank Mug?
When our mugs are cold they appear black but when a hot beverage is added to the mug, the black layer disappears revealing a hidden message/image.
View the video on the left to watch a demonstration of our mugs in action!