This Batman Joker mug by Zak is a must-have for any DC Comics fan. The heat activated design is a unique feature that adds an element of surprise to your morning routine. Made out of high-quality ceramic and porcelain, this mug is suitable for hot or cold beverages. The color-changing feature makes it even more fun to use and is sure to impress your friends. Whether it's for yourself or as a gift, this mug is a great choice for all occasions.

This mug is the perfect gift for a collector!