INKUTEN 4 Extra-Large Refillable Cartridges for Brother LC203 LC205 LC207 (Empty) MFC-4320DW J4420DW J4620DW J460DW J480DW J485DW J5520DW J5620W J5720DW J680DW J880DW J885DW 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 Save hundreds of dollars. Just buy ink from now on. Compatible with dye, pigment or sublimation inks. 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. The cartridges have auto-reset chips. When a cartridge is empty, just remove, refill, and when you put it back in, the ink level will read full. There is a 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. This cartridge can be easily refilled and reused again and again.