Canon 104 High Yield Black Toner Refill Kit 4 Pack for Canon 104 FX-9 Toner Cartridges & Canon MF-4120 MF-4140 MF-4150 MF-4350D MF-4690 Printers.

This toner refill kit will produce the same amount of pages as an OEM cartridge would.
 

This Refill Kit includes:

1. 4 high yield bottles of toner
2. Easy to follow instructions
3. Funnel caps for easy pouring
4. Gloves to keep your hands toner free
5. Magnetic toner cloth for easy toner clean up