Bianyo micro-line pen is made of black archival ink allowing you to experience smooth, skip-free writing. This set contains nine different nib sizes, including one brush nib, for a variety of uses.
*Note: Tips are delicate and may break if handled poorly. Make sure cap stays on when not in use to ensure long shelf life.

• Assorted Tip Sizes - Multi drawing pens 9 unique nibs sizes to choose from. Includes 8 micro nib sizes: 0.2mm (005), 0.25mm (01), 0.3mm (02), 0.35mm (03), 0.4mm(04), 0.45mm (05), 0.5mm (06), 0.6mm (08), 1 Soft Brush tip. Offering a variety of sizes for your needs, these black fine tip markers are ideal for drawing and writing.
• Water-Resistant Pigment Ink - Black ink, non-refillable, non-toxic, odorless, archival quality, Water-Resistant, and won't smear, fade, bleed or skip. Our art pens conform to ASTM D4236. Work well with watercolor, markers and ink. Pay attention to “water-resistant”，The ink will resist water when it's dry. Usually requires some seconds before water/paint can be applied on top without ink bleeding. This is a more common thing to see on inks.
• Easy to Use - Each pen comes with a coded cap and pocket clip cap, is light-weight easy to hold and incredibly durable. Excellent for beautiful note-taking, bullet journaling, technical drawing and more. Experience smooth, skip-free writing and crisp ink colors that leave consistent lettering and lines every time.
• Black Drawing Pens - Use them on trace, vellum and a wide range of papers. Artists can expect to be pleased with the line quality, pen build quality and ink solubility. Consistent free-flowing ink, with a smooth glide, allows you the freedom of expression, clean outlines, detailed line drawing, as well as other drafting techniques. Architects, designers, illustrators, and sketch artists love these high-quality fine liner pens because they meet all the demands of their inking work.