Faber Castel Art and Graphic, Pitt Artists Pens, Set of 6 Soft Brush Tip (SB), Shades of Grey (FC167806) Pitt Artist Pens from Faber-Castell have pigmented India ink Permanent & water-resistant, use with other dry or wet media Ideal for sketches, drawings, layouts, lettering, and illustration Set of 6 Soft brush tip pens in shades of Cold Greys, Dark Indigo & Black Made in Germany