Sakura Pigma Micron Pens make your writing appear delicate and special. These fine tip pens work well for memory albums, decorative painting, quilt embellishments, scrapbooks, doll face drawing, marking kid's clothes, graphics, drafting, illustrating, and more. Waterproof, archival, fade-resistant, ph-neutral, ideal for acid-free environments. 03 (.35 mm). Black.