Chop and change ink colours with ease without putting the pen down with the versatile BIC® retractable ball pen. Choose between black, blue, red and green ink with the simple click of a button - so you can go from annotating in red to commenting in blue in seconds! With a 1.0mm nib for crisp legible lines and a retractable nib, so you can protect the ink from drying out when not in use, the BIC® retractable pen is ideal for schools, offices, home studies or in other professional work environments.