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Handwritten Warm Card - Christmas Card
One required
Warm card
The warmest Christmas card this Christmas!
con
cept/
Through the warmth of your hands, you can see the message written by the sender.
Each Christmas card comes with a color-changing sticker and an envelope.
Thick, tactile paper with a gold-tone design.
Write words and stick them on temperature-sensitive stickers to hide the message.
Finally, the information is revealed through the temperature of your hands!
The display effect can be used repeatedly.
4 styles
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