uni pin fine line pen dark grey hidden-product The pens are water-based and

The pens are water-based and doesn't bleed through the paper (applies to most types of paper of 80 grams or more)

reflective finish that highlights every detail of your work

Its quick-drying properties make it great for layering

\n \nColors in set: 3

uni pin fine line pen dark grey hidden-product The pens are water-based andThe Uni Pin Fine Line Pen in Dark Grey is a precise drawing pen with a 0. 1 0. 5 mm nib, perfect for detailed work like layering, hatching, stippling, and cross hatching. Its pigment ink is fade proof and water resistant, so you can use it with watercolors without worrying about smudging. The nib is supported by a steel casing for durability, and the pen delivers consistent, crisp lines. Its a reliable choice for artists, architects, and graphic