Alarm Box Gel Paste, Prank Detector RED Alarm Box Gel to paint the alarm box and catch whoever touched it. This gel is dyed red to match the color of the fire alarm box so its invisible until you touch the box. Any touch will visibly stain the skin a reddish-purple and will fluoresce under UV light. Check cuticles and fingernails. Its sticky and difficult to wash off.To Apply: Using a cotton swab or spatula spread a small amount on the surface. Comes in a 1 oz. tube. Also available in a white paste(#7115) that stains white and is also fluorescent under blacklight. "Red Gel #7114" out of stock |
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