Lighting Principle After being irradiated by UV light blacklight or sunlight the glow in the dark powder stores the light energy and then slowly releases it as fluorescence after stopping the light irradiation so you can still see the luminous powder at night or in the dark Recommended lighting more than half an hour Safe Nontoxic Our SEISSO glow in the dark pigment powder is nonradioactive nonirritating harmless and odorless not only used as a glow pigment powder for body or makeup art in various party activities but also used as an additive colorant in following transparent media to create crafts epoxy resin acrylic paint nails oil slime glue etc Stable Structure below 160320 The thicker layer of glow in the dark mica powder will produce longer and brighter luminosity The glowing time of glow in the dark resin powder depends on light absorbing time and the intensity of light More glowing powder and more light absorbed will comes along longer glow Dont grind the glow powder it will destroy the crystal structure and therefore decrease luminosity Multipurpose Add luminous pigment powder to colorless transparent coatings and transparent media like slime nail polish epoxy resin glass paintings or acrylic paints then see them burst into a powerful glow in the dark The lit glow powder is perfect for glow party HalloweenChristmas parties rave party color runs and other fun night activities Unleash your creativity and create unique fascinating projects with our specially crafted powder paints Warm Note Comes with 12 bottles 240g of glow in dark pigment powder with UV flashlight Not include 3AAA battery A variety of color options let your imagination run wild which is perfect for beginners and professionals The color of the glow powder during the day doesnt represent their glowing color Please refer to the actual glowing color we displayed Any problem or question please contact us directly we will reply within 24 hours and offer help