This Glow-In-The-Dark Lacquer Pen is from Hero Arts. This pen is filled with a water-based acrylic resin that glows in the dark. This lacquer creates a raised, jeweled highlight and accent detail. This lacquer is acid free, non-hazardous, and archival. This lacquer comes in a 0.5 ounce bottle with a fine tip. For fine details, squeeze lightly, for a thicker line, squeeze harder. This lacquer can be used for cards, scrapbook pages, tags, journals, and other paper crafting projects.