Get your morning mischief managed with this Harry Potter Heat Change Mug. This mug is inspired by the Marauders Map and, just like the iconic map, reveals itself after the words “I solemnly swear I’m up to no good” are spoken (and a hot liquid is inside). A perfect Harry Potter gift.
Not Dishwasher or Microwave safe
Dimensions: 9 (w) x 10 (h) cm
Packaging: Gift box
Composition: Stoneware