This is an original Canon 1658B004AA / GPR-28 Magenta Laser Toner Cartridge manufactured 100% new by Canon. Choose the OEM Canon 1658B004AA / GPR-28 Magenta Laser Toner Cartridge for clear, crisp prints every time. When purchasing your OEM 1658B004AA / GPR-28 Magenta Laser Toner Cartridge from Rock Bottom Ink (RBI), $1.00 will be donated to charity: water to fund clean water projects for the nearly 1 billion people who do not have access to clean drinking water! Name Brand OEM cartridges are covered by the respective manufacturer's warranty. We do not accept returns for OEM (Original) products, so in the case you receive a defective cartridge please contact the manufacturer.