4-Pack (2BK+2C) Series 11 Remanufactured Hi-Yield Ink for Dell JP451 JP453 All-in-One 948 v505w v505 Printer All cartridges remanufactured using ISO 9002 Certified Process Cartridges have undergone an extensive process which includes: cleaning of all dry/excess ink, re-filling cartridge to OEM capacity, and testing to ensure quality and compatibility All products covered by a 100% satisfaction guarantee and 1 year warranty