Refilled 304XL Black / Colour 8.5ml Ink Cartridges For HP DeskJet 2620 Printer
If it has no sponge, it is not an XL and you have been mis-sold. Simply ignore the low ink warning and continue printing. Compatible with HP DeskJet 2620 2622 2630 2632 2633 2634 3720 3730 3732 3733 3735 3750 3760 3762 3764 Inkjet Printers.