The Pilot V7 pen is a liquid ink rollerball equipped with an ink regulator for perfect ink flow | It's highly resistant tungsten carbide ball retains its shape and is extremely hardwearing | You will be delighted by the precision and the finesse of the V7 stroke | Hi tecpoint for ultra-precise lines with an awesome writing comfort | Excellent writing comfort and precise lines thanks to the free-flowing and vibrant | Contains liquid ink for a smooth and uniform ink flow