About this design
Pour in a hot drink and watch it appear: this magic mug starts black, then reveals pastel rainbow “Happy Birthday” lettering.
Product details
- Material: Ceramic
- Colour: Black when cold – the design appears with a hot drink
- 11oz ceramic colour changing mug – black when cold, the design appears with a hot drink
- Hand wash only – not suitable for the dishwasher or microwave
- Printed to order in the UK
Frequently asked questions
What size and material is the Happy Birthday Colour Changing Mug?
It is an 11oz ceramic colour changing mug.
Is the Happy Birthday Colour Changing Mug dishwasher safe?
Hand wash only – it is not suitable for the dishwasher or microwave.
How much is UK delivery?
Standard UK delivery is £2.99, and free on orders of £20 or more. Every item is printed to order in the UK.
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