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This invisible UV blue ink marker by DirectGlow is completely invisible in normal light and glows incredibly bright in UV blacklight. Write a secret message, mark your valuables or have a blast at the next glow party!
You get one full sized blue marker and a matching LED ultraviolet keychain light. Marker has a fine tip for precison application.
Our non toxic ink adheres to any porous surface with ease and dries fast. Very tough to remove making them ideal for security, verification and admissions. Mark skin or your valuables for quick easy identifcation in blacklight. The ink glows like crazy and makes quick spot checks a breeze!
Our markers are often used for blacklight events, glow parties, UV decor, birthdays, escape rooms, scavenger hunts, admissions, authentic return verifications, and so much more! If you need invisible marking that only glows in the dark with UV blacklight, this is the marker set for you!
DirectGlow offers numerous UV ink marker styles, keychain blacklights along with a full range of bottled invisible ultraviolet ink. Visit out storefront to see our entire selection.
This small combo set includes one DirectGlow invisible blue UV marker with an ultra bright DirectGlow LED key-chain light. The blacklight has a short chain with a key ring for easy hanging or attachment to a key ring. Spring loaded push button lights up the ink bright and vibrant blue revealing your secret message or mark made with the ink pen. Mark your valuables for identification or have fun writing secret messages for others to find.