Lascaux Pearlacryl, 85ml Bottle, Azure Blue. Capture the intense, deep brilliance of reflected light in your paintings. Perlacryl is a unique, artists' quality iridescent acrylic that is based on a non-toxic formulation of synthetic mother of pearl. Fluid. Concentrated. With intense coloring strength and covering power. Compatible with all Lascaux painting system colors and mediums. Smooth handling characteristics. Colors are archival. Dried paint film is flexible.