& nbsp; Set of 6 Sakura Pigma Micron calibrated markers Calibrated fine-liner technical marker, with pigma ink that combines pigments and water. Ideal for art & iacute drawings; Static and technical. Permanent, resistant to water, light and chemical products. When drying it has a neutral Ph. Both technical and artistic applications: graphic arts, scrpabooking, cartoons, doodling, recording of files, ink illustrations and personal diaries. Contains three black calibrated markers: - 005 (0.20 mm) - 01 (0.25 mm) - 02 (0.30 mm.) - 03 (0.35 mm.) - 05 (0.45 mm.) - 08 (0.50 mm.)