The Auto Key KeeperÂª will end the loss of auto keys on car lots! Simply place a car’s keys into the box. Lower the door window and slip the Key Keeper’s back clip over the top edge _x000D_of the glass. Closing the window secures the box and keys locked within against all but extreme and deliberate vandalism. A high security 7-pin tubular lock with dust cover offers excellent pick resistance and protection against the elements. An economical 5-wafer cam lock, with dust cover, is also available. These boxes are made of heavy-gauge steel with a charcoal grey baked enamel finish and a welded hinge to prevent knockout.