These special invisible ink pens let you write whatever you want only yourself or a certain someone to read. Completely invisible in normal light, use the UV "black-light" in the pen cap to illuminate the message instantly. With two pens included, your Mighty Girl will have fun sending messages to a special someone who's the only other person who can read them!
Recommended Age | 8 and up |
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Manufacturer | Worldwide Co |
Dimensions | 5.5 L x 0.25 W x 0.25 H inches |