CEYE For CANON MG5720 MG5721 MG5722 MG6820 MG6821 MG6822 TS5020 TS6020 Empty Refillable Ink Cartridge 270 271 5pcs Empty refillable ink cartridge Clear plastic structure easy for ink level checking Built-in 2 micron filter to prevent print head clogged Reusable plugs for easy refilling.Suitable for all types of ink, dye ink etc With double ink capacity compare to original cartilage thus doubling the printing capacity