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PACK x 32 UNICORNS Our Top Secret Pack Unicorns includes 32 sets of 1 x 5.11 in invisible ink pen with UV light (batteries included) and a small notepad. There are a total of 32 magic pens with 4 different color casing: purple (x8), pink (x8), blue (x8) and yellow (x8). The transparent ink is the same color for all SUPER FUNNY With these fun pens for kids they can write secret phrases or drawings in the notebooks that can only be discovered by shining the pen’s ultraviolet light on them.

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Hoyotik invisible ink pen set has a wealth of usage scenarios, it can make children better use in various party activities, can quietly write secrets

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