Kaweco Sport Skyline Black vulpen Nib size:Extra breed (EB) A small magnet ensures that Pen tip:Fine (F) A small magnet ensures that the case closes properly Fisher Bullet ballpoints have an extremely compact design and fit perfectly in your trouser or jacket pocket or in your wallet The Kaweco Sport can be filled with the small standard cartridges or with a small squeeze converter or slide converter (not included) The Kaweco Frosted collection is available as a fountain pen