Perfect Wristwatch Heat Changing Mug

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Product code: 41356
  • Behind the Lines mug reveals hilarious phrase when hot liquid is added
  • Heat technology removes the letters to change the phrase
  • Message when cold: "Reliable as a Perfect Wristwatch"
  • Message when hot "A Perfect Twat" - the perfect novelty mug
  • Great gift idea for the Boss or really annoying work colleague
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Online only - Not available in-store