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what is a morphing mug

Morphing Mugs

What is a Morphing Mugs® Heat-Sensitive Mug?

Harry Potter Marauder's Map Morphing Mugs Heat-Sensitive DrinkwareMorphing Mugs heat-sensitive mugs are 11oz mugs that are black at room temperature but reveal a vivid, full-color image when hot liquid is added. Whether you drink coffee, hot chocolate, or tea, show your fandom of your favorite movies and characters, or enjoy one of our Trend Setters Originals, with these Morphing Mugs heat-sensitive mugs.

See all our Morphing Mugs® here!
Harry Potter Morphing Mugs®
DC Morphing Mugs®


  • Color changing, heat-sensitive ceramic mug
  • Heat-activation reveals a hidden image
  • 11oz in size, weighs 1lb
  • Officially licensed mug designed and printed in the USA by Trend Setters Ltd.
  • Authentic Morphing Mugs™ heat-sensitive mug


*While this mug may be used in the dishwasher or microwave, for the longest-lasting, highest quality product, we strongly recommend against it.