The Zenzoi Fountain Pen Ink Cartridge Refills come in a pack of 24, each offering a variety of blue and black ink colors suitable for calligraphy and fine-point writing. With a focus on quality and style, these cartridges are designed for fountain pens, providing a smooth and consistent writing experience. Trusted for their performance and brand name, ZenZoi cartridges are a must-have for those looking to enhance their writing process with reliable ink refills. New sealed box Check out my other listings for more great deals