The product is a set of compatible HP 48A CF248A black toner cartridges that are new and sealed in bags. These cartridges are designed for HP printers and use laser print technology to produce high-quality black prints. The cartridges have dimensions of 7.48 inches in height, 11.81 inches in length, and 3.94 inches in width, making them easy to install and use in your printer. With this product, you can enjoy crisp and professional-looking black prints for your documents and images.