Large Pack: Comes with a set of 16 black ink cartridges, each designed for long-lasting use with your WRITECH Clictek Fountain Pens.
Smooth Ink Flow: Experience clear, consistent lines with an even ink flow. Enjoy an optimal, smooth writing experience as your fountain pen effortlessly glides across paper.
Easy Setup: After inserting the ink cartridge, keep the nib downward for 3-5 minutes to ensure smooth ink flow and a skip-free writing experience.
Important Note: These cartridges are not an international standard size and are only compatible with WRITECH Clictek Fountain Pens. Please avoid using them with other brands' products.
