Glowz Glow in the Dark Pigment Powder, 2 oz. Aqua Blue 2 oz Aqua blue glow in the dark pigment powder with maximum brightness and long afterglow - 12 hours glow time after exposed to sunlight Stable in physical and chemical property - High temperature resistant up to 950 Fahrenheit - Shelf life : 12 years Applicable in almost all neutral or weak alkaline colorless, clear, transparent / translucent resins and solvents, such as screen printing ink, paste, plastic, silicone rubber, paint, wax, etc Composition: Strontium Aluminate, Europium Dysprosium oxides. Eco-Friendly, Non radioactive, Non Toxic and safe for environment