Bic 4 Colours Grip Pro Ballpoint Pen 1mm Tip 0.32mm Line Black/Silver Barrel Black/Blue/Green/Red Ink (Pack 12)BIC 4 Colours Pro Grip gives you 4 different colours of ink in a sophisticated ballpoint pen, keeping you organised at work while looking professional. The sleek black barrel contains 4 retractable 1mm points that write with a 0. 32mm line width as well as a handy grip. The pen comes with red, blue, green and black inks, allowing you to easily colour code your work, and writes for up to 8,000m in total so will last you a long time.