305XL Black - 4ml. 305XL Colour - 5ml. Compatible with HP DeskJet 2320 2710 2710e 2720 2720e 2721 2721e 2722 2722e 2723 2724 4110e 4120e 4122e 4130e All-In-One Printers. Refilled in the UK. Professionally refilled and print tested before dispatch.