What is a Butterfly Knife?

A butterfly knife, also known as a balisong, is a popular folding pocket knife that has been around since the 1800s. The design of this unique knife resembles the wings of a butterfly when it is open and when it is closed, the two handles can be locked together making it difficult to open without practice. It is made up of two handles connected by a blade that can pivot in the middle. This allows users to perform various tricks with this knife as well as provide them with some protection in self-defense scenarios. The popularity of these knives have grown over time due to its complexity and versatility. They are often used in martial arts demonstrations or even movies due to their impressive and intricate movements. 

What are the laws and regulations for butterfly knives?

The laws and regulations for butterfly knives vary from state to state in the U.S., as well as from country to country around the world. Some states, such as California, have illegalized the possession of any kind of butterfly knife, while other states allow them but may restrict their use in certain circumstances or require a permit or license in order to carry one. In some countries, butterfly knives are completely legal whereas in others they are strictly prohibited. Therefore it is important to check your local laws when purchasing a butterfly knife.