Jinhao 2.6mm International Standard Fountain Pen Ink Cartridges Refills – 30 pcs (Black)

Convenient Design: Pen-shaped ink cartridges are lightweight, easy to carry, and simple to use. Insert the ink sac into the pen’s suction mechanism, and you’re ready to write in seconds.

Smooth Writing: Fine ink particles with good fluidity ensure consistent, clog-free performance.

Universal Fit: Suitable for most fountain pens that accept 2.6mm standard cartridges.

High-Quality Ink: Neutral pH, non-toxic, and designed to provide excellent coverage and smooth ink flow.

Durable Material: Plastic casing keeps ink secure and ensures long shelf life.