This Finetec+Artist Mica Watercolour Metallic Iridescent Paint set of 6 is made of mica, a natural product.The set offers a wide variety of metallic shades from gold and silver to iridescent, pearl shining colours.The paint can be dissolved with water and applied with a brush.The set is ideal for creating special effects and highlighting.The colours can be blended.Colours adhere to all absorbent surfaces such as paper, wood, gypsum, etc.The set includes Gold, Gold Copper, Light Purple, Amethyst, Sapphire Blue and Jade Green.