Most people know the name Parker. This British company has been designing and making pens since 1888, with the intention of changing the face of writing. At a time when short life and leaking pens were a major problem, Parker turned things around entirely, perfecting the art of creating beautiful fountain pens before progressing in leaps and bounds right up until the current day. Parker’s range of pen refills are just the thing to make sure your favourite pen keeps going and going and going! Especially for ballpoint pens, this refill contains QuinkFlow ink, Parker's smoothest, cleanest and most consistent performance refill ever. Get the most out of your Parker pen experience. Medium Black Ballpoint Pen Refill features: Designed in the UK. Compatible with Parker Ballpoint Pens. QuinkFlow black ink is Parker's smoothest, cleanest and most consistent performance refill ever. Medium nib. Colour: Black.