Notebook lock deters thieves from stealing your notebook and the personal information on it. Design features carbontempered steel core cable and external braided steel sheath. Patented Tbar locking mechanism attaches to the standard Kensington security slot found in 99 percent of notebook and computer devices. Sleek styling and design wont block notebook ports or lift a notebook off the desk. Notebook lock includes two keys and a rubber tie for cablecord management and portability.