These are compatible Canon 131 toner cartridges guaranteed to perform with Canon laser printers. It replaces the genuine (OEM) Canon 131 toner cartridge. These toner cartridge are made with top quality components and new toner to give you the highest quality printouts every time. These compatible Canon 131 toner cartridges are specially engineered to meet or exceed the highest standards of quality, reliability and page yields. Although this cartridge is not made or endorsed by Canon, it offers customers an economical alternative to expensive OEM Canon 131 cartridges and comes with our satisfaction guarantee.