Zebra 4 Colored Pen (Black)

This multi-colour and multi-function pen has four 0.7mm inks in black, blue, green, red. You can smoothly switch between different colours with the knock buttons at the top. There is also a push button in the middle of the barrel for retract the pen tip. Hence, it is very convenient for meetings and lectures etc. By adopting a movable binder clip, it can be inserted into a thick board to reduce clip breakage.