A switchblade is a type of knife that features a blade that automatically springs out when a button or lever is pressed. This mechanism allows for quick deployment, making it popular for various uses, including self-defense and everyday carry. Switchblades come in various designs and sizes, often made from stainless steel and featuring durable handles. The legality of switchblades varies by region, with some places imposing strict regulations or outright bans. In the United States, laws differ from state to state, with some allowing their use while others restrict or prohibit them. Understanding local laws is essential for anyone considering owning a switchblade.