Butterfly knives: these modern day beauties comes with a heck of fun and innovation. Also referred to as Bail songs, these innovative knives can handle almost all practical applications of modern day knives. These are widely popular for flipping purpose as well. At Chicagoknifeworks, we have the largest collection or high quality and cheap butterfly knives that caters needs of seasoned campers and hunters as well as for amateurs looking for their first flipping battle. Checkout our massive inventory of butterfly knives and choose the best blade as per your suitability and purpose of use.