Ultra-fluid acrylic with lightfast, artist-quality pigments. No dyes. No fade. Just pure, permanent color. And like all acrylics, it dries quickly. A brilliant transparent green single pigment color with a yellow undertone. It's made from the modern synthetic pigment phthalocyanine which was introduced in the 1930s and has a high tinting strength Lightfastness: Excellent Opacity: Transparent