The product is a 2 pack black toner cartridge specifically designed for Samsung printers models SL-M4070, SL-M4072, and SL-M4020. This compatible toner cartridge is manufactured by Toner Cartridge and is guaranteed to work seamlessly with the specified Samsung printer models. With a sleek black color and a pack size of 2BK, this product provides high-quality printing results and is a cost-effective solution for all your printing needs.