Fineliner for writing, sketching and drawing. The Pigment ink is indelible (in accordance with ISO 14145-2), lightfast, waterproof and acid free

Long metal tip, ideal for use with rulers and templates Erasable when used on drawing film, no bleeding when highlightedPP barrel guarantees long service lifeCan be left uncapped for at least 12 hours without drying up (ISO 554), excludes coloursAirplane safe automatic pressure equalisation prevents pen from leaking onboard aircraft