Show off your creative side with Uni PIN Intense Charcoal Drawing Pens Pack of 3.The 3 different nib sizes of 0.1mm, 0.5mm and Brush create an ink line using the fine tip pens that is clean and precise. This three-pen pack showcases the PIN\'s intense Dark Grey felt pen collection. 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, 0.1mm, 0.5mm and Brush - Dark Grey. Fine tip pen nib is strong and doesn\'t bend . Fade proof Super Ink. Water resistant pigment ink. Approximate dimensions (mm) H 197 W 80 D 16.4. Weight 0.044 KG