Levin: Enjoy practicality and performance in one little pen! MISULOVE Pens are a favorite for making detailed drawings and craft work. Its needle tip works well for artists, writers, and illustrators alike. smooth flowing pigment ink is reliable, permanent, acid free, and archival quality. Black Ink,Non-toxic, water-based, pigment ink is smudge-proof and no bleed through.Archival, waterproof and fade resistant Perfect for adult coloring and Bible journaling. Set of 9 Black Available in multiple sizes: Extra fine tip Multiliner pens come in nib sizes 0.05mm,0.1mm,0.2mm,0.3mm,0.4mm,0.5mm,0.6mm,0.8mm and brush nib, No Matter how you want to Draw?we have the right tip. Fit for exceptional professional technical writing and drawing pens for artists, writers, illustrators, students and teachers, sketching and drawing. they don't bleed through the paper, they can achieve, flowing ink with a smooth glide that allows you to create perfect clean lines with every use. 100% Lifetime satisfaction guarantee. that if you're not satisfied with them at anytime, we'll provide a full refund.