Squid Industries specializes in butterfly knife (balisong) trainers. All of our trainers come with dull blades to practice the art of balisong manipulation without the risk of getting cut. We produce trainers in all price ranges and materials to cater to all age groups and skill levels. Each Squid Industries trainer is designed for the sport and hobby of balisong manipulation. We carefully tune and balance to provide the most satisfying flipping experience.