INKvestment Tank Ink Cartridge produces high-quality, sharp prints with vivid colors that withstand the test of time. It intelligently engineered to work seamlessly with your Brother INKvestment Tank inkjet printer to deliver outstanding results and reliable performance in your Brother Color Inkjet All-in-One Printers MFC-J4335DW, MFC-J4345DW XL, MFC-J4535DW, MFC-J5855DW, MFC-J5955DW, MFC-J6555DW and MFC-J6955DW. Front-loading ink cartridge continually supplies ink to the internal tank. To refill, simply take out the empty cartridge, plug in a replacement and get back to printing with no waiting and no mess. Enjoy superior inkjet print quality and reliable performance.