Containing 80ml of top quality blue Lucia Pro ink, the genuine PFI-1000B is another wonderful Canon product designed to offer users an estimate 4,875 photos. This original Canon 0555C001 contains Lucia Pro pigment based ink and is intended for use by professionals (or anyone who takes their photography seriously).Designed for use exclusively with the Canon ImagePROGRAF Pro-1000, the PFI-1000B blue ink is one of 12 cartridges used to create professional quality prints.PLEASE NOTE: Canon`s official estimated page yield for this ink cartridge is measured in 6x4 photos and NOT A4 pages.