HP black inkjet print cartridges ensure that your documents make a lasting impression. HPs uniquely formulated inks & print head electronics are your guarantee of precision performance with your HP printer. A snap to install, HP inkjet print cartridges offer water-resistant system-specific ink for unmatched reliability & clog-free, trouble-free printing. Crisp, sharp output is guaranteed every time. This cartridge is for use with Think Jet/ Quiet Jet/XL series.