The BCH Standard Printer Refill Ink Kit is a compatible inkjet ink kit designed for use with printers. It includes 6 bottles of ink in black, cyan, magenta, and yellow colors, totaling 600ml of bulk dye ink. The ink is water-based and has a long-lasting feature, making it suitable for home and office printing, photo printing, school projects, and other long-term printing needs. The kit is specifically designed for the HP Officejet Pro 8720 printer model, providing vibrant and accurate color printing results. With a page yield of 500 pages, this refill ink kit is a convenient and cost-effective choice for inkjet printing needs.