12 Pitt Basic Artist Pens Faber Castell. 12 markers Pitt Artist Brush in a gift box that you can also use as support. Rich Chinese ink colors, resistant to light and to water. The Faber Castell’s Pitt Artist Pens have brush-like nibs and calibrated in base of chinese ink. They are odorless, permanent and resistant to light and sclayges. In opposition to the traditional markers, you can paint on diverse surfaces: plastic, wood, fabrics, rubber, etc. Acid free, neutral pH.