This pack of assorted WHSmith drawing pens features 5 black ink pens with a variety of nib sizes and tip styles. The nib sizes and types included in this pack are: 0.5mm Fine Tip, 1.0mm Fibre Tip, 2.0mm Bullet Tip, 4.0mm Chisel Tip and a Fine Brush Tip. These pens are ideal for drawing or sketching and the acid free ink has great lightfast and fade proof qualities. The ink is also water proof in all of these pens except for the brush tipped pen. WARNING: Ink may stain.