The product is a 2-pack of compatible black toner cartridges designed for use with Brother laser printers. The cartridges are made by GREENCYCLE and are designed to replace the Brother TN660 and TN630 cartridges. They are compatible with a range of Brother models including HL-L2365DW, HL-L2380DW, DCP-L2500D, DCP-L2520DW, DCP-L2540DN, MFC-L2720DW, MFC-L2740DW, MFC-L2700DWR, MFC-L2700DN, MFC-L2680W, MFC-L2705DW, DCP-L2540DW, DCP-L2560DW, MFC-L2700DW, and MFC-L2707DW. The cartridges are new and come in a sealed package.