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Harry Potter Marauder's Map Heat-Changing Mug

Bring a little magic to your coffee break! Pour in your favourite hot beverage and watch as the surface of the mug miraculously transforms, from the iconic phrase "I solemnly swear that I am up to no good" to a picture of the Marauder's Map!

  • 315ml ceramic coffee mug
  • Presented in a branded gift box 
  • Officially licensed Warner Brothers product

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