The Kaweco Liliput Fountain Pen is one of the smallest fountain pens in the world that uses standard ink cartridges. This pen is a pocket-size 3.82" (97mm) when closed, and it is a comfortable writing size of 5" when it is posted. The slim Liliput fountain pen is made of solid aluminum with an iridium tipped chrome steel nib. Screw on cap also screws onto the pen barrel when posted. Compatible with standard international ink cartridges. Available in black or silver finish. Comes with one ink cartridge and a Kaweco tin gift box.