All black everything – our black roller ball performs brilliantly in any situation. The colour can be combined elegantly and classically with various notebooks, papers and other accessories. The Kaweco Sport was born in 1911. The pocket roller ball pen only measures 10.5 cm when closed, and it grows to an average size of 13 cm when the cap is attached. The invention of the roller ball made writing particularly easy and fluid. The gel flows uninterruptedly over the ceramic ball onto the paper surface. We are incredibly proud of the exceptionally soft writing feel of our roller ball system. Kaweco offers blue and black high-quality refills with a 0.7 mm line width. You can also upgrade your pen with our slide-on clips in gold, silver, bronze or black.  ... Read more