Sakura Pigma Micron 10 Fineliners are popular with illustrators, manga artists, cartoonists and hobbyists. It provides an archival quality ink that is waterproof fade and chemical resistant and will not smear or feather when dry. Use Pigma Micron to leave a mark that will last a lifetime.  Waterproof, fade and chemical resistant and will not smear when dry. Set of 10 x fineliner pens in sizes 0.15mm,0.2mm, 0.25mm, 0.3mm, 0.35mm, 0,40mm, 0.45mm, 0.5mm, 0.6mm and 0.7mm- black ink Ideal for drawing and illustrating, technical drawing and outlining.