AceInk Compatible PGI-270XL CLI-271XL Ink Cartridges: Compatible Printer: Canon Pixma TS6020 TS9020 TS5020 TS8020 MG7720 MG6821 MG5720 Canon Pixma MG6820 MG5722 MG6800 MG5700 MG6822 MG5721 Package Contains (Compatible): 3 x PGI-270XL Large Black Ink Cartridge 3 x CLI-271XL Black Ink Cartridge 3 x CLI-271XL Cyan Ink Cartridge 3 x CLI-271XL Magenta Ink Cartridge 3 x CLI-271XL Yellow Ink Cartridge 3 x CLI-271XL Gray Ink Cartridge NOTE: 1.Please confirm your Printer Model before placing order. 2.To prevent the static affect the stability of the chip, please do not touch the chip. 3.Please check the insertion direction of the ink cartridge during installation and be assured to plug several times if it is hard to install. 4.If the ink cartridges do not recognize your printer at the first time, please use eraser or cotton swab to clean the chips softly, then reinstall the ink cartridge and restart the printer. 5.After installing a new cartridge, if streaks happens, try realigning the printer head and then clicking the printer cleaning option, which should resolve the issue. 6.These ink cartridges contain high quality ink that is engineered to produce superb results which are manufactured under the strict quality control. Any issues please feel free to contact us: Log in your Amazon Buyer Account > Click Your Account > Your Orders > Find your order and click ’Contact Seller’. Product listing > Click Sold by AceInk> Click ‘Ask a question’.