Green-products prefilled Refillable Cartridges for Canon PGI 225 CLI 226 with Auto Reset Chips for PIXMA iP4820, iP4920, iX6520, MG5120, MG5220, MG5320, MG6120, MG6220, MG8120, MG8120B, MG8220 Designed to be filled and refilled hundreds of times. Auto reset chips installed. The ink level will reset to full once you refill the cartridge. Save hundreds of dollars. Just buy ink from now on(please check our Amazon storefront for compatible bulk refill ink). Compatible with dye, pigment or sublimation inks. The cartridge is transparent. It is easy to view how much ink left to prevent from lack of ink to cause air bubbles or how much ink filled in to avoid overfill for easy operation. There are easy-refill hole and rubber plug on the top of each cartridge. It is very easy to remove the plug for ink refill and replace it back after refilled for the easy refilling. Prefilled with special UV proof ink formulated for Canon printers. Ready to install. Brand new cartridges with chip. No more prying chip from old cartridges, Integrated filter to prevent clogging printhead. For use in the following printers: Canon PIXMA iP4820, PIXMA iP4920, PIXMA iX6520, PIXMA MG5120, PIXMA MG5220, PIXMA MG5320, PIXMA MG6120, PIXMA MG6220, PIXMA MG8120, PIXMA MG8120B, PIXMA MG8220, PIXMA MX712, PIXMA MX882, PIXMA MX892.