The product is a lot of 7 new Quantum-Reliability cleaning cartridges designed for DLT TAPE DRIVES ONLY with a 1/2 inch width. These cartridges are made in Japan and are specifically designed for cleaning purposes. Each cartridge is a cleaning cartridge designed to ensure the proper functioning of DLT tapes and drives. This product is ideal for individuals or organizations looking to maintain the quality and reliability of their DLT tape storage systems by regularly cleaning them with these cartridges.