Color cartridge multi-pack contains individual color cartridges (cyan, magenta and yellow) plus 50 free sheets of 4" x 6" photo paper. DuraBrite Ultra inks produce rich, vibrant colors. Acid-free inks offer superior resistance to water, fading and smudging and are excellent for double-sided printing because DuraBrite Ultra ink doesn't bleed-through. Ink cartridge is designed for use with Epson C68, C88, CX3800, CX4200, CX4800, CX5800F and CX7800. Each cartridge yields approximately 450 pages.