This Faber-Castell CX Color Ballpoint Pen is a great way to brighten up your everyday writing. It contains vibrant, semi gel ink which stands out from the page. The pen has a 1.0 mm ballpoint nib. It's a great way to color code your notes. The low viscosity ink is bright and vibrant so your writing is sure to stand out. The pen has a pocket clip, allowing you to easily carry it on the go. Its cap is ventilated for added safety.