HP Laserjet 5SI High Yield Black Toner Refill Kit for HP C3909A Toner Cartridge & HP 5SI MX 8000N Xerox 6R906 Printers.

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

This Refill Kit includes:

1. 1 high yield bottle 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