Material: Rubber PU <br>Headband: Length 650MM; Width 40MM <br>Head Circumference: Minimum Adjustable Head Circumference: 450MM; Maximum Adjustable Head Circumference: 610MM <br>1、1. We specially designed a ball that is much lighter than tennis. Everyone can enjoy it without worrying about being hit on the face, eyes, nose, and fists. It is safer. <br>2、2. It can help you train your reactions, agility, punching speed, fighting skills, and hand-eye coordination while providing interesting exercises. <br>3、3. Weightlifting and long-term cycling are not the only ways to exercise! In fact, "fighting the ball" may be better and more attractive. The unpredictability of the rebounding ball and the violent punching force will burn your arms, chest, shoulders, and upper back, which is ideal for burning and conditioning calories. In addition, it is very addictive. <br>4、4. You don't have to go to the gym, wear your headband, have fun, and burn your body within 15 to 20 minutes! This focused punching bag is perfect for working hours, school holidays or beach and park vacations. It will burn many calories and help you stay healthy. <br>5、5.Made of high-quality materials.1*Fight ball<br />1*Headband