A device designed to prevent unauthorized entry, available at a major retail corporation. These items typically wedge beneath a door, providing resistance against forced opening. Examples include simple rubber wedges and more sophisticated models with alarms or adjustable height.
The significance of these devices lies in their potential to enhance personal safety and security, particularly in residential and commercial settings. They offer a readily available and relatively inexpensive means to deter intruders and provide an added layer of protection. Historically, simple door wedges have been used for centuries, but modern iterations often incorporate enhanced materials and technology.