Elevate your writing experience with these 10 fountain pen refills. Designed for pens with a 2.6mm bore diameter, these ink cartridges offer smooth and precise calligraphy writing. Crafted for seamless refilling, these cartridges ensure your fountain pen remains a reliable companion for all your writing needs, from journaling to note-taking. With a pack of 10, you'll have a steady supply of refills, allowing you to embrace the art of calligraphy without interruptions. Explore the joy of fluid strokes and unleash your creativity with these high-quality fountain pen ink cartridges.