LePen Pigment is excellent for drawing, art, planners, journaling, lettering, and more. The extra fine synthetic tip delivers a smooth, consistent ink flow. They work well on thinner papers and won't bleed through. The ink is water-based pigmented which is quick-drying and smudge resistant. Once you try them, you won't want to write with anything else. This set comes in a handy, reusable case that allows you to store the pens while you use them. These pens are also available in a primary color set as well as individual pens. You are going to love this newest member of the Le Pen family.