Permanent ink lays down smoothly, dries fast & won't smear. Cartridge keeps ink contained so replacing it is a clean process. Parker ® refill cartridges are fitted with “ink reserves” ready to be released with a tap when a writer starts running on empty. Pen Refill Type: Fountain; Refill for Series: All Parker ® Permanent Ink Fountain Pens; Ink Color(s): Black.