Classic design in historical color red led to the manufacture of Kaweco Classic Sport series of writing instrument. Rollerball pen is another writing mode introduced for exceptionally soft type feel. If you are looking forward to easy and smooth writing then Kaweco Rollerball pens fulfills it. Ceramic ball and gel mine produced with latest technology enables smooth ink flow for uninterrupted writingPocket sized Rollerball pen which extends to normal size while writing..