This pen set is ideal for manga and comic illustrators. It features the most common nib sizes used by industry professionals for sketching and inking manga, graphic novels and comic illustrations. The rich black ink provides bold lines and fine details and has been trusted by illustration artists for more than 25 years. The archival quality ink is chemically stable, waterproof and fade resistant, and it won't smear, feather or bleed-through most papers. Details: Black ink pens with graphite pencil Precise fine lines 6 packs (6 pieces per pack, 36 total pieces) 5 pens and 1 pencil Archival ink Permanent and waterproof Doesn't bleed ACMI certified nontoxic Pack Contents: 005 Pigma Micron pen (0.20 mm) 03 Pigma Micron pen (0.35 mm) 08 Pigma Micron pen (0.50 mm) Pigma brush pen Pigma Graphic pen (1 mm) Fixed sleeve mechanical pencil (0.7 mm)