This is an open box item but I have verified that it is unused by the weight spec that is posted (matched manufacturer spec)

The HP 89X LaserJet Toner Cartridge in black is a high-yield toner designed for HP printers. Specifically compatible with models such as the HP LaserJet Enterprise Flow MFP M528z and HP LaserJet Enterprise M507dn, this cartridge ensures crisp and professional-looking black prints. With its laser print technology, this cartridge promises consistent and high-quality results for all your printing needs. The brand reliability of HP guarantees that this toner cartridge will meet your expectations and deliver exceptional performance every time.