Pigma all black cube collection pen set is applicable for cartooning and manga, illustration, scrapbooks, journals, rubber stamp and decorative fabric projects. Technical qualities are archival quality pigma ink, waterproof, fade and chemical resistant, will not smear or feather when dry, does not bleed through most papers, fulfills acmi nontoxicity requirements, chemically stable, waterproof, and fade resistant, no smears, feathers, or bleedthrough on most papers, thorough ink delivery to the sides and tip of the flexible brush. Set consists of 2 each brush, 2 each 1mm, 1 each 2mm, 3mm graphic, 3 each 05, 2 each 01, 08, 1 each 005, 02, 03 micron.