Features 1、Strong Coverage: Manga pens uses black pigment ink with strong tinting strength and coverage, used in acid free environments, chemically stable, waterproof, anti bleeding and anti fading. 2、Clear Outlines: Consistent free flowing ink with glossy swipes for free expression, crisp outlines, detailed line drawing, and other drawing techniques. 3、Glossy Water Stream: Experience glossy, caper free writing and clear ink colors that leave consistent fonts and lines every time with glossy water stream. 4、Scope of Application: Each comes with coding hat and pocket clip hat, light weight, easy to hold and very durable. Widely used in painting, sketching, design, signature, sketch, comic production, office writing, etc. 5、Applicable Papers: Micro line pens do not smudge, feather or bleed on most papers and are suitable for use on traces, kraft and a variety of papers. Specification Item Type: Waterproof Micro Line Pens Material: Pigment Ink Pen Head: Brush Uses: Drawing, Sketching, Design, Signature, Sketch, Comics, Black Draft, Office Writing Package List 10 x Waterproof Micro Line Pens