Formulated with high-quality mica pigments, Chroma’s Jo Sonja Specialty Iridescent and Metallic Colors are flow formula acrylics excellent for giving artwork unique special effects. Use straight from the tube or mix with all Jo Sonja paints and mediums for dramatic stenciling, color bands, highlighting, bronzing, or faux finishing. - Chroma’s Jo Sonja Specialty Acrylic Paints - Iridescent, Set of 6 Colors, 20 ml tubesjo Sonja Colors, IRIDSCNT 20ML 6/SET - Includes six, 20 ml tubes of Iridescent Red, Iridescent Gold, Iridescent Violet, Iridescent Turquoise, Iridescent Blue, and Iridescent Green.