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Invisible Blacklight Pen

Invisible Blacklight Pen

Invisible ink in a pen! Goes on invisible, glows daytime bright under UV fluorescent blacklights. Terrific invisible ink for identification marking. Glows an incredible bright blue. Perfect for metal, glass, plastics etc. Totally invisible, won't wash off; only visible with BLACKLIGHT. Also:

Glow in the dark designs
Walls and Ceilings with small dots or draw shapes
Decorated Light Switches
Glass and plastic surfaces
Secret hidden messages...

Anywhere you can mark with a regular pen. Will not wash off with soap and water, but since it is invisible that's perfect! Medium to fine tip. Order online, fax or by giving us a call! Not for use on skin. Product Numbers UVPEN1 and UVPEN10 (Set of 10)