6 1/4'' overall. Automatic safety hammer is easy and safe to use by adults and children. Simply press the head of the safety hammer against the car's side window and the ultra-hard, spring-loaded ceramic hammer head will come out, shatter the window and reload automatically. Directly after shattering the first window this action can be repeated several times. Non-slip orange and gray polypropylene handle with integrated seat belt cutter. Comes with Quick Click mounting system which allows the hammer to be clipped onto the door with no drilling. The click adapters can be turned 360° to ensure convenient positioning. An additional LifeHammer product can be mounted on the other side of the Quick Click System if desired. Boxed with hanging tab.