Pocket Size UV invisible marker pen with UV pen cap. Messaging fun, security marking, and a million and one other uses.
Perfect for identification marking, wall decoration, and other stealthy security uses. Glows an incredible bright blue. Ink is totally invisible, won't wash off, and is only visible under blacklight. Solvent based and not recommended for use on the skin. This is the pen you want for permanent invisible marking.
Features:
GlowAuthority.ca/.com is a Glow Authority Inc Company 1-800-661-2333