High-capacity ink cartridges yield 50 percent more prints in the Epson Stylus C120, CX6000, CS7000F, CX7400, CX8400, 9400Fax, 9475Fax, NX200, NX215, NX300, NX305, NX400, NX415, NX510, NX515; WorkForce 30, 40, 310, 315, 500, 600, 610, 615, 1100. Set includes cyan, magenta and yellow. DURABrite inks produce rich, vibrant colors. Acid-free ink has superior resistance to water, fading and smudging. Ink is excellent for double-sided printing, because DURABrite Ultra ink doesn't bleed through. Each cartridge yields approximately 350 pages.