Rollerball with Ultra-Smooth tip for the best writing experience. Line width approx. 0.6 mm, 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 large ink reservoir has a level indicator and every drop of ink is used. The cap-off ink does not run dry even if the cap is removed for 2-3 days. The One Business has a sturdy metal clip and an ergonomically rubberised grip zone that provides a secure hold for relaxed writing.

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