30g Blue Glow in the Dark Powder &lt; 50 Microns Glow in the Dark Powder, Bright Blue Glow Powder + UV Black Light Reactive | Also Called Invisible Blue | Strontium Aluminate + Europium & Dysprosium (Safe New Technology) | Over 10 Hours Glow Time for Over 30 Years Multi-Purpose Pigment Charged by Natural or Artificial Light and UV Black Lights or Lasers | Heat & Temperature Resistant up to 1000F (535C) | Best Blue Glow on the Market | Not-Encapsulated 50 Microns (General Purpose Particle Size) | Mix with Most Clear Mediums. 100% Reliable, Non-Toxic & Environment Friendly | White in Daytime & Glows Blue in the Dark & Under UV Black Light Use with Clear Mediums such as Resin, Epoxy, Acrylic, Solvent, Silicone, Cement Concrete Sealer, Polyurethane, Lacquer, Nail Polish, Powder Coat, Plastic, Clay, Rubber, Glue, Fabric Paint Make Glow in the Dark Road Paint, Walkways, Driveways, Watch Dials, Fishing Lure, Jigs, Beads, Nails, Stepping Stones, Jewelry, Gun Sights, Paper, Toys, Bicycles, Rings, Shirts, Slime Techno Glow Products is Trusted Around the World for the Brightest & Longest Glowing Powders & Paint | 60 Day Product Returns