The powder is adopted from stable material, the pigment powder is safe and free to use. You can use a brush to pick the powder and apply it onto your nails. It is easy to apply on natural or artificial nails. Choose one, and it can surely help you create own style. Features -Color:Assorted Color -Material:Plastic -Size:5.00X2.80X2.80cm/1.97X1.10X1.10in -It is definitely safe to use this mica powder as a kind of pigment, convenient and practical. -It is widely used for DIY hand soap making, clay colorants dyeing, drawing, painting, and so on. -Multiple color and colorful design, these mica powders are enough to use when making crafts. -It will give your nail feeling like color luster when you apply it with white base gel. -Hand-painted pearlescent watercolor paint, color gradient natural, more realistic picture. The coloring effect is more three-dimensional and rich. Package list: 12 x Bottles of Mica Powders