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bulb colour changing mug

  • $12.90


Turn your light bulb on with your hot cup of coffee!

Just fill the mug with your favorite hot drink and watch as the bulb lights up.

These mugs are heat sensitive and color changing. When hot beverage is put in the mug, the light bulb will be turned on!


• 300ml ceramic mug with heat-sensitive color-changing ink
• hand wash, not suitable for dishwasher machine


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