100% Brand new and good quality luminous sand, environmental protection, safe, non-toxic, harmless, non-radiative and non-radioactive. With an extreme glowing effect in the dark, this fluorescent sand can be used in outdoors and indoors decorations. It can be widely used to make paint with most mediums water or solvent based, suitable for making all kinds of DIY arts or crafts projects. Features: Safe, non-toxic and non-radioactive, harmless to human skin. Glow in the dark after under the sun exposure or a lamp irradiation. Strong environmental adsorption capacity and high brightness. It can absorb a variety of light sources, like sun, light or other light sources. Perfect for making all kinds of DIY arts or crafts projects. Great decoration for wishing bottle, waterscape, potted plant, etc. Specifications: Color: yellow green, light green, green, blue green, blue, yellow, orange yellow, orange red, peach, sky blue, rose red, purple (Optional) Ingredient: fluorescent powder Net weight: 10g / 0.35ounce Package weight: 11g / 0.39ounce Package size: 80 * 60 * 10mm / 3.15 * 2.36 * 0.39in Note: 1. The product cannot glow itself, it glows in the dark after absorbing light energy. 2. Due to the different monitors and light effects, the actual color of the product maybe a slight different from the picture color, thank you for your understanding. Package list: 1 * Bag of Fluorescent Sand