Tired of fumbling around in the dark trying to find that squeegee, tray, or print tong? The Delta Glow-in-the-Dark Tape is the answer to your problems. Mark your work drawers with this photoluminescent tape, and you will never have to remember where they are. Place it on the floor and use it as a guide to find your way around in a dark lab. This is a simple, safe, and cost-effective way to streamline your darkroom and make it more efficient. For both indoor and outdoor use, the tape recharges in 1 to 15 seconds after exposure to any light.