Features: 12 color long-lasting generous packs of glow in dark pigments can bring gorgeous glow to your art projects. Each slime pigment comes in an individual shake jar, which make it easier to use and control with no waste or mess. Our epoxy resin luminous pigments are gentle to the skin, non-toxic, non-radioactive and cruelty free. Our improved manufacturing process ensures mesmerize-effects and bright colors in a minimum amount. Multipurpose: Add luminous pigment powder to slime, nail art, epoxy resins, paintings, water based mediums like acrylic paints, and watch them with amazement to burst into a powerful glow in the dark! This glow-in-the-dark resin pigment will absorb light energy and be brighter in the dark. The longer the charge-time, the better the glow-in-the-dark effect be. The more glow in the dark mica powder you added, the longer and brighter the glow lasts. Specifications: Material: Pigment Size: Approx.33x38mm or 1.29x1.49" Note: Please allow 1-2cm errors due to manual measurement,Please make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 12 color or set Pigments