Harry Potter (Marauders Map) Morphing Mugs®

This Morphing Mugs® Heat-Sensitive Clue Mug appears to have little secrets to hide, swearing to be up to no good. However, ready your wands (or your favorite cold beverage) and reveal the hidden design! Add a cold liquid and watch as the Marauder's Map is revealed as though you had said the words, "I solemnly swear I am up to no good."�

✅ Officially licensed heat-sensitive stoneware mug
✅ Cold-activation reveals the hidden image when cold liquid is added
✅ Holds 16 oz of liquid
✅ Designed and shipped by Trend Setters Ltd., a female-owned company in Illinois
✅ PLEASE NOTE: Extended exposure to extreme temperatures can damage the product. Handwash only and do not microwave.