The product is a set of four genuine Brother color toner cartridges, including TN-115BK (black), TN-115Y (yellow), TN-115C (cyan), and TN-115M (magenta). These high-yield toner cartridges are specifically designed for use with Brother printers, such as HL-4040CN, 4040CDN, 4050CDN, 4070CDW, DCP-9040CN, 9042CDN, 9045CDN, MFC-9440CN, 9450CDN, and 9840CDW. Made in the United States, these cartridges are compatible with laser print technology and offer vibrant color options for professional printing needs. The product also comes with a California Prop. 65 Warning due to its contents.