Perfect for professionals as well as aspiring artists, KINGART Inkline Artists Pens are smooth, reliable, and filled with rich, vibrant, permanent color. The waterproof, non-toxic, archival ink is fade-resistant and won't bleed through most papers. No feathering, skipping, or blotting! KINGART Inkline pen tips are durable and precise. The archival ink is vibrant and permanent. Perfect for professionals, aspiring enthusiasts and beginners looking to enjoy new levels of creativity. KINGART Inkline chisel tip pens are used for bold lines for maximum impact when artists want dark, bold pen strokes that last & are permanent. The chisel tip pens within Inkline pens are designed to meet the specific needs of illustrators, cartoonists, and manga artists by enabling a broad range of illustration techniques. The 3mm level chisel tip can make both thin and thick lines to achieve stylized strokes and creative lettering. Manga artists, professional illustrators and watercolorists use various sizes to create precision lines. Scrapbookers and crafters value its archival quality for preserving memories in journals, and notebooks. Use Inkline Artist Pens to leave a mark that will last a lifetime.