Empty Refillable Ink Cartridges: This set comes with 4 pieces printer ink cartridges marked with different colors (1 x black ink cartridge, 1 x cyan ink cartridge, 1 x magenta ink cartridge and 1 x yellow ink cartridge).
Good Compatibility: These replacement ink cartridges are compatible with WF-3620/WF-3640/WF-7610/WF-7620/WF-7710/WF-7720/WF-7210. (Warm Tips: Only applicable to printers in North America, please check your printer model before purchasing.)
Upgraded Chips: Our printer ink cartridges are equipped with automatic reset chip designed for continuous use, allowing the cartridges to be refilled and used for multiple times. High quality ink cartridge provides clear print quality and vivid colors, bring you vivid colors in sight.
Cartridge Capacity: 50ml black ink cartridge, 20ml per cyan/magenta/yellow ink cartridge. According to your needs, you can refill the printing ink cartridges with sublimation ink, pigment ink or dye ink. You can directly see the amount of ink by transparent shell, easy to refill ink through the ink port.
Easy to Refill: The sublimation ink cartridges have perspective effect design, making you to see how much ink there is inside when adding ink. Easily refill ink full into cartridge with syringe and no other skills are required. The Empty Ink Cartridge can be used recycle , big cost saving.

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