AIR Micro UniBall 05mm Fine Rollerball Blue Ink Assorted Barrels 5 Pack

The revolutionary nib of the Air unlike conventional rollerballs is pressure sensitive meaning that it gives a writing experience and differentiating line width similar to that of a fountain pen Pack contains five Blue inked pens in each of the following barrel colours White Blue Green Orange and Pink The metal ball of the nib is encased in an acetal plastic rather than the standard metal surround which allows for a smoother flow of ink around the ball and an increased flow as further pressure is applied Features Unis high quality Super Ink which is not only water and light resistant but also TamperResistant meaning that the ink cannot be washed off using chemicals and solutions used by people to fraudulently modify documents.