A traditional cartridge, converter type fountain pen. The pen, ink cartridge, traditional converter, and a spring converter come all in one, ready for you to use right away. Cartridges/Converter are standard international top hole fitting. Nib size: EF, F, M, B, and Stub 1.1. Posting Cap. North America Package: Swipe pen, Spring converter, Cartridge, and additional traditional Converter. Rest of the World Package: Swipe pen, Spring converter, Cartridge. This website ships the North America Package. ...