Pilot Fountain Pen Ink 5 cartridges x 10 packs Cartridges, Brown, (IRF50S10BN)

[Suitable for] Fountain pens and desk pens [Specifications] Cartridge ink [Ink Color] Brown [※] Can be used with Pilot cartridge-type fountain pens. [※] Cannot be used with Custom 823 or Custom Heritage 92. [Quantity] 5 pieces x 10 packs