Knives have been used for centuries for a myriad of purposes. However, it wasn’t until the early 1800s that a folding knife was invented. The folding knife was a revolutionary tool because it allowed for easy transportation and concealment. Today, folding knives are a popular choice for everyday carry because they are compact and easy to use. There are a variety of folding knives on the market, so it’s important to choose one that is right for your needs.