1 Set For 88XL C9396A C9391A C9392A C9393A Ink Cartridge for HP Officejet Pro K550/K550dtn/K550dtwn/K5400dn/K8600/L7580/L7590 Inkjet Printer Color:BK C M Y Print quality can be comparable with the original Goods are in stock, fast delivery, delivery is the use of ePacket, about 15 working days you can receive the goods We do not just sell goods, Services are our speciality