The Pigma Micron pens from Sakura contain high-quality pigment ink and are suitable for handwriting, journaling, Zentangle, and more. The various line widths allow you to apply different writing and drawing styles. The ink flows smoothly over the paper, dries quickly, does not smudge, and has a beautiful deep black color. For these reasons, the fineliners are often used for technical and artistic illustration. You can use the pens on almost any porous surface. The unique Pigma ink is permanent, waterproof, fade-resistant, and lightfast. Additionally, the ink is pH-neutral and chemical-resistant. Pigma Micron pens are available in various colors.