HP 728 Ink Cartridge - Inkjet - Matte Black - (F9J68A)HP 728 300 ml Matte Black DesignJet Ink Cartridge Facilitate communication and collaboration with quality prints from clear, easily readable drawings to colorful presentatins. To help reduce downtime and improve productivity, and protect your investment, Original HP inks are designed with your HP DesignJet printer or MFP as an optimized printing system. Choose from a range of cartridge sizes from 40 to 300 ml. Take advantage of free, convenient ink