The Cyclorama Green Basecoat Chroma-Key Paint from ChromaLight is a water-based, acrylic copolymer-based basecoat paint that is applied under Cyclorama green topcoat paint to reach optimal luminance and chrominance of the topcoat paint by the use of its extremely high concealing power and unique coloristic properties. It has excellent adhesion on various types of surfaces such as wood, various metals, vinyl, concrete, plaster, and old painted surfaces coated with water-based decorative primers/paints, silicone-free paints, and some other plastic materials.