12 Pens PER ORDER: The BIC 4-Color ball pen adds versatility to your everyday writing. You are able to switch between four colors at the click of your thumb. This is a perfect pen when recording data in different colors. You have four different color pens all in the palm of you hand. The colors are: blue, black, red or green. The pen comes in both medium (0.3mm) and fine (0.2mm) points and is refillable.