The product is a set of three genuine Konica Minolta TN321 toner cartridges in cyan, yellow, and magenta colors. These cartridges are original and have not been modified. They are designed to be compatible with Konica Minolta printers that use the TN321 model. The cartridges are brand new and come in the original packaging from the manufacturer. This set is ideal for those looking to replace their existing toner cartridges with high-quality, reliable products specifically designed for Konica Minolta printers.