Black & Blue Ink Cartridges for Fountain Pens. Big Pack of 20 Short International Standard Size Cartridges. Perfect for Calligraphy Pen. Universal Fine Design with Incredible Long Lasting Color

✍Amazing Big Pack of 20 Ink Cartridges (10 blue and 10 black). International, standard size cartridges perfect for your fountain and calligraphy pens! Work amazingly with brands that accepts other manufacturers ;)

✍Just like kids, ink cartridges need attention. Please find the full instruction how to insert an ink cartridge and remember: it works always better with Monaggio fountain pens.

STEP 1 Disassemble the Pen: Unscrew your pen's barrel from the feed section.

STEP 2 Insert your cartridge: Find the opening of the cartridge and insert it into the pen

STEP 3 Press Firmly: Push the cartridge firmly into the feed until you feel the cartridge puncture.

STEP 4 Leave the Pen Tip Down: It can take a while for the ink to fully saturate the pen, so don't worry if it doesn't start writing right away.

✍Every occasion deserves special attention and care...And so do you! This amazing Ink glides effortlessly over the surface of the page, resulting in glorious strokes.

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