rOtring Initial Black Metal Fountain Pen (Fine Point) 22496 Unique APC (Air Pressure Compensation) system prevents ink leakage even at 30,000 feet and assures smooth writing even during flight Triple ink injection guarantee's even ink flow and optimum restart Ships with a stainless steel nib with iridium Uses both ink cartridges and converter (one sample cartridge is included) Ships in original Rotring Box with outer sleeve