ONLINE double sided pen ink cartridges, universal refills, compatible with all common fountain pens, even Lamy pens Spare cartridges 4 pack Erasable, washable, colour royalblue

FOR EVERY FOUNTAIN PEN: Are you bored of writing with the same fountain pen every day? These double-sided ink cartridges are compatible with all common fountain pens, even Lamy pens. PEN REFILLS KIT: Universal ink cartridges in a 4-pack as a refill kit. Refill cartridges for home and school. Usable on both sides. One side fits on Lamy ink pens, the other side fits all other standard pens. LONGLASTING: Extra large. More value for money! Ideal size for people who write very often, no need to change the cartridge so often anymore. PREMIUM INK: Our ONLINE royal blue high quality ink has an even blue shade that doesn’t change. Available in different colours and kits. ONLINE BRAND QUALITY: Online is a German company founded in 1991 and specialises in pens, calligraphy kits, pen cases and much more. Online offers high quality only!