5pk (2 88XL black and 3 88XL Colors) for HP HIGH YIELD Large 88 XL , #88 XL Inkjet Cartridges for Officejet Pro L7580, Officejet Pro L7590, Officejet Pro L7650, Officejet Pro L7680, Officejet Pro L7780, Officejet Pro K5400 Series, Officejet Pro K550 Series, Officejet Pro K8600 Series.