When precision counts, PIGMA pens deliver. Experience smooth, skip-free writing and crisp ink colors that leave consistent lettering and lines every time. Boasting archival quality ink, this set of black Pro pens includes popular nib sizes that are used by industry professionals for sketching and inking Manga comics, graphic novels and comic illustrations. Number of pens: 6 Includes: 0.20 mm, 0.35 mm, 0.50 mm, 1.0 mm, 0.7 mm & one brush pen Features: waterproof, acid-free, fade resistant, do not bleed through most papers