INKUTEN Refillable Cartridge for CLI-271 XL Grey with Auto Reset Chips (ARC) for PIXMA MG7720 TS9020 TS8020 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. Compatible With: PIXMA MG7720, PIXMA TS8020, PIXMA TS9020 Printers 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. Compatible with dye, edible Ink, pigment or sublimation inks. Ready to be filled with your own ink. Brand new cartridges with chip. No more prying chip from old cartridges, Integrated filter to prevent clogging printhead.