Spy Labs Tin: Invisible Pen & UV Light
thames & kosmos
$12.99
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thames & kosmos
Spy Labs Tin: Invisible Pen & UV Light
Exchange top secret info with your friends and fellow agents using this high-tech device. The pen uses a special ink that only becomes visible under ultraviolet light, like the one emitted by the flashlight on its opposite end. You can also use the UV light to find other objects and materials that glow.
Ages: 8+
Experiments: 3
Piece Count: 4
Manual Pages: 8 pages
Product Dimensions: 5.6 x 4 x 2 in
