For a wealth of creative calligraphy possibilities choose Uni PIN Calligraphers Choice Drawing Pens Pack of 3.A set of three pens with chisel tips in sizes small, medium and large, allowing for a range of different hand-lettering styles and overall finish. Containing Super Ink to protect your creations from fading, the ink is water resistant too so the drawing pens can be used with watercolour and will not smudge when wet. Ideal for all your artistic creations whether at home, in the office or for school and university studies.. Nib sizes, CS1, CS2, CS3 - Black. Fade proof Super Ink. Water resistant pigment ink. Approximate dimensions (mm) H 197 W 80 D 16.4. Weight 0.044 KG