Ink drawings have a very long artistic tradition; ink is a versatile, expressive medium for artists, illustrators and graphic designers alike. The Pitt Artist Pen features pigmented and very lightfast drawing ink ideal for sketches, drawings, layouts, fashion design and illustration. This set includes a brush tip pen in addition to fineliner nibs, and is ideal for creating comics, manga and illustrations. Water-resistant and permanent, Odor-free, acid-free, pH neutral, Includes extra superfine, superfine, fine and brush tipsDetails:Black4 pensIncludes extra superfine, superfine, fine and brush tipsWater resistant and permanentOdor and acid freepH neutralSize information:XS = 0.1 mmS = 0.3 mmF = 0.5 mmB = brush