Enjoy the patented pigment based ink that Sakura is famous for in a convenient felt tip brush pen. The flexible tip responds to pressure and changes in direction, allowing you to write in varying line widths. Sakura Pigma Micron Brush Pens contain archival quality ink that is chemically stable, waterproof, and fade resistant. These pens are no smearing, and bleed resistant on most papers. Available in nine colours individually and as a set.