Features 1、Short light-retaining, great luminance, long duration. 2、Stable physical and chemical properties, strong environmental adaptability. 3、The product absorbs light repeatedly, the service life-time is as extremely long as 15 years. 4、Non-toxic, harmless and non-radioactive, safe to use. 5、It can be used to decorate phone case, bikes, T-shirts, nail arts, etc to achieve interesting and amazing effect. Specification Description: The fluorescent powder can be used to decorate phone case, bikes, T-shirts, nail arts, etc to achieve interesting and amazing effect. It absorbs light repeatedly, the service life-time is as extremely long as 15 years. Features: Short light-retaining, great luminance, long duration. Stable physical and chemical properties, strong environmental adaptability. The product absorbs light repeatedly, the service life-time is as extremely long as 15 years. Non-toxic, harmless and non-radioactive, safe to use. It can be used as indicative marks on all kind of switches. It can be used to decorate phone case, bikes, T-shirts, nail arts, etc to achieve interesting and amazing effect. Specification: Item Type: Fluorescent Powder Optional Colors: Blue, Fuchsia, Pink, Yellow Net Weight: 100g Package List: 1 x 100g/Bag Fluorescent Powder