BLUE INVISIBLE INK

Great For Nightclubs, Secure Prison Entry, Theme Parks, and all other Secure Entry Business.

NOT FOR PERMANENT MARKING! HAND STAMPING OR PAPER MARKING ONLY!

Here is that hard to find invisible ink for hand stamps and other unique security applications.  Shows up only under black light.
Will not wash off easy like other brands but can be washed off after several washings. Only visible with a Black light. Great for document marking too!
Glows Bright Blue. Refills our  SL-1 Security Marker.

         We have the lowest prices on Invisible Ink GUARANTEED!              
 

 
New easy pour spout cap on 8oz size

This ink works great with all Black Lights! Water based ink.
 

Available in One, Four, and eight oz bottles

All purpose ink will eventually wash off. It is water based. For a more permanent ink for object & security marking we recommend  our Neon Blue solvent based ink. This ink is ideal for hand stamping and paper marking or temporary object marking.   Totally invisible!

If your looking for a more permanent ink that will not wash off that are solvent based Neon Blue click here.  See all our inks!

Super Blue

This is also All Purpose but is Super concentrated. Just add 8oz of water to get 2 for 1 or use as is for a super intense bright blue glow under black light.

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This ink works great with tube style or LED Black Lights

Makes a great
Invisible Finger
Print

Great ink for hand stamping & document marking. Totally invisible!

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Use our SL1 Refillable pen as show above with any of our inks. Works great, has replaceable tip & will outlast any pen!

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