Invisible Ink Pen Set - 14 Magic Spy Pens with UV Light for Kids' Parties

The invisible ink works on t-shirts, paper, skin, and more. It's permanent but washable. DazSpirit Invisible Ink Pens for Kids. Ink's Colour White/Transparent White/Transparent White/Transparent White/Transparent White/Transparent White/Transparent White/Transparent.

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