Sheaffer 96213-96292 Classic Ink Cartridges, Boxed, 6-Pack

These are specifically designed for use with most Sheaffer fountain pens and calligraphy pens, providing a smooth and consistent ink flow. They are a convenient way to refill your Sheaffer fountain pen, coming in a pack of five cartridges. It's important to note that they are not compatible with Sheaffer VFM fountain pens, which require universal ink cartridges.