Midnight Blue ink cartridges (6 pcs)

Kaweco Midnight Blue cartridges contain dark blue fountain pen ink. The box of six cartridges is easy to keep at hand when your fountain pen needs refilling.

The cartridges use the international standard format. They fit fountain pens that use this cartridge type, including cartridge-filled Kaweco fountain pens. Models with a built-in piston system use bottled ink.

• Ink colour: Midnight Blue (dark blue)
• Contents: 6 ink cartridges
• Approximately 1 ml of ink per cartridge
• International standard format
• For fountain pens with a compatible cartridge system