Montana UV-EFFECT is a transparent effect paint that is only visible under direct UV light. Able to be sprayed on nearly any substrate, the colorless and semi-gloss paint is not visible in sunlight rather illuminates when exposed to UV light with a glowing, blue-purple color. Ideal for indoor use, the luminous spray can be a great tool not just for making art or art happenings, but also in practical contexts such as Guerilla Marketing, night clubs, venue and property marking.