The product is a set of Ankink 31 32XL ink refill bottles designed for use with HP ink tank printers. This pack includes 4 sealed bottles of cyan, yellow, magenta, and black ink, making it easy to refill your printer with high-quality ink. Compatible with the smart tank and smart tank plus models, these refill bottles are a convenient and cost-effective solution for achieving vibrant and long-lasting prints. Perfect for individuals looking to extended their printer's ink usage and reduce waste.