Prefilled with Ultra-premium ink made in USA which is manufactured to the highest standards specifically for Canon imagePROGRAF large format printers. This ultra-premium pigment based ink also provides exceptional image quality, durability & media compatibility. It's Plug & Print just like the original Compatible Printers imagePROGRAF iPF8300 / 8300s imagePROGRAF iPF8400 / 8400s / 8400SE imagePROGRAF iPF9400 / 9400s