mylifeunit fineliner color pen set, 0.4mm colored fine liner sketch drawing pen, pack of 10 assorted colors mylifeunit 10-piece mylifeunit colored fineliner pen set, not just for children but for adult coloring books, artists, students or just for everyday coloring fun; these pens are simply the best! now in a set of 10 assorted colors with more color choices and brilliant colors, 0.4 mm fine point, assorted, minimal bleed thru ink; these are the preferred coloring pens. fineliner pens have a superfine, metal-clad tip and ergonomic shape for relaxed and easy writing.