The HP no. 29 black inkjet print cartridge is ideal for business or home users who want professional-quality printouts. The HP no. 29 is a 600-dpi black pigmented inkjet print cartridge that delivers sharp, professional quality documents and is made to work with HP colour inks for maximum results. Output is consistently crisp and clean on almost any plain paper. The print cartridge contains genuine HP ink that provides quality and reliability every time you print.