Door hardware allows doors to open and close so people can pass through an entryway. They may also allow the door to lock in order to restrict access to an area. This hardware includes hinges, locks, deadbolts, door closers, latches, and catches. Door accessories such as door closers, door wedges, door silencers, door sweeps, and lever door holders are used to keep doors open, pull them closed, and otherwise improve the functionality of doors.