1.??Unique design??: This boxing training punch has a rotating buckle, which can reduce the irregular movement of the elastic ball towards you, which may result in better performance than the usual reflex training system. 2.??Advanced comfort design??: This high-quality headband has multiple soft layers to make you feel more comfortable, and the fully adjustable headband is easy to fix correctly and safely without the risk of slipping. 3.??Multifunctional??: suitable for men or women, teenagers or children, and even boxing coaches. You don't need to be a professional boxer to use the punching bag. 4.??Practical everywhere??: no need to go to the gym, just buckle the training ball to have fun, and burn your body within a certain period of time. Very suitable for work or school breaks, even beaches and parks. 5.??Relieve stress??: This boxing reflex ball will increase your heart rate for excellent training and help you develop the timing, speed and accuracy of hand-eye coordination.