Amsterdam acrylic ink is incredibly versatile. Made with a high concentration of high-quality, lightfast pigments, this ultra-fluid acrylic combines the best properties of ink with the benefits of acrylic paint – it doesn’t fade and it dries quickly with a permanent finish. In addition, you get 56 pure colors, including 17 Specialty Colors – metallic, pearl and reflex colors. This ink can be used straight out of the bottle with airbrushes, technical pens, fountain pens, brushes or the included dropper.