HP LaserJet C4130 Family print cartridges with Ultraprecise Toner use ultrafine dual polymer Toner to Ensure extra sharp Black text and graphics, smooth greyscales and half-tones.\n- HP LaserJet Toner cartridges with Ultraprecise technology use dual polymer Toner particles, helical roller drive, and magnetic seals to deliver optimum quality printouts.\n- HP LaserJet C4130 Family print cartridges with Ultraprecise Toner comes in A High Capacity Cartridge that allows customes to print more for less, providing A lower cost per page. What's in the box 1 x HP 29X High Yield Black LaserJet Toner Cartridge