This Brother Genuine LC4063PKS 3-pack of standard-yield colour ink cartridges (one each of cyan, magenta and yellow) provides high-quality, colour prints that you can rely on for up to 1,500 pages per cartridge. Intelligently engineered as part of a complete printing system, it works in seamless unison with your Brother INKvestment colour inkjet printer to deliver rich, vivid colour output with consistently superior print quality. Because Brother cares about the environment, we offer an environmentally responsible way for customers to dispose of Brother Genuine cartridges. Visit https://www.brother.ca/en/environment to learn more. Brother LC4063PKS ink cartridges are for use with the following Brother INKvestment Tank multifunction colour inkjet printer models MFC-J4335DW, MFC-J4335DW XL, MFC-J4345DW XL, MFC-J4535DW and MFC-J4535DW XL.