- Rollerball with Ultra-Smooth tip for the best writing experience
- Line width approx. 0.6 mm, writing color black, waterproof according to ink standard ISO 14145-2
- The innovative Super-Flow-System guarantees consistent ink flow from start to finish
- It is great for notes and signatures or for visualizing
- The cap-off ink does not run dry even if the cap is removed for 2-3 days