The Posca PC-3M markers have a 1mm bullet tip that is great for fine lines and detail work.
Opaque, water-based acrylic paint is non-toxic and acid-free. Odorless, light-fast, Xylene-free, lead-free and waterproof when dry. Mark on metal, wood, glass, plastic, plaster, canvas and more. Excellent for signs exposed to the weather. Great for temporarily marking up glass windows. Popular with surfboard painters.
Marks are removable from non-porous, sealed surfaces like glass, plastics, and chalkboards. Will bond permanently to wood, clay pots, posterboard, plaster and other porous materials.