Kensington Microsaver notebook lock $10

Original reliable MicroSaver locking mechanism ensures you have the strongest, most secure lock on the market Lock barrel fits notebooks better than any other lock and doesn't interfere with ports or lift the laptop above the desk New rubber bumper on locking surface protects the laptop's surface Sleeker look provides attractive match to slim notebook computers Velcro strap secures cable for travel and keeps it out of your way when in the office.