ND &trade; Brand Dinsink 2x30ml Photo Black refill ink kit for HP 564 cartridge:PhotoSmart B8558, PhotoSmart C309 Series, PhotoSmart C309a, PhotoSmart C309g, PhotoSmart C310a, PhotoSmart C510, PhotoSmart C510a, PhotoSmart C5300, PhotoSmart C5324, PhotoSmart C5370...The item with ND Logo! ND Brand refill ink for HP 564 ink cartridge The item comes with detail refill instruction. You can refill ink for your original ink cartridge. It is a big saving. Highest UV resistant rating on market 3x30ml Photo Black ink This ink quality is same as OEM ink