The abstractÂ® Acrylic Inks feature the same high pigmentation as the abstractÂ® Acrylic paint, and much more! There are 43 luminous, cadmium free colors to choose from. They are light resistant and, after they dry, water resistant, too! These acrylic inks can be applied with dip pens, brushes, airbrushes, and calligraphy pens. Recommended for all surfaces,Â itâ€™s clear that abstractÂ® Acrylic Inks are one smart purchase! Thereâ€™s nothing abstract about that!