The punching bag set contains 2 balls, including a headband and accessories, and can be used by 2 people at the time The to reaction time and hand-eye coordination! It may not your punching or technique, it will your reaction time and hand-eye coordination while providing warm-up exercises Simple and safe to - We have specially designed 2 beginner balls, which are a basic level for beginners and easy to master, it does not require gloves because the ball is light and , even if it hits the , it will not hurt for the whole - ages 8 to70 are enjoying this competitive game, where each tries to beat the other by counting more consecutive punches Great workouts without attention The punching bag is the new yo-yo for those who work while enjoying activities! The factor and rounded learning are addictive, time flies, and you 't realize how much you've Product : Features: Improves agility, endurance, speed, decompression and punching bag Usage scenarios: home, gym, outdoors Ball: Diameter 9 cm The elastic rope is 2.9 long Adjust the buckle diameter to 59mm Head-mounted ball: Diameter 6.3 cm Adjustable headband length 650x38mm Material: PU + elastic rope Color: As shown Package Contents: 1 * ball 1 * Head-mounted Only the above packaging contents, other are excluded. Note: Light reflections and different displays may the color of items in the to be slightly different from the real . The measurement allowable is +/- 1-3cm. Product : Features: Improves agility, endurance, speed, decompression and punching bag Usage scenarios: home, gym, outdoors Ball: Diameter 9 cm The elastic rope is 2.9 long Adjust the buckle diameter to 59mm Head-mounted ball: Diameter 6.3 cm Adjustable headband length 650x38mm Material: PU + elastic rope Color: As shown Package Contents: 1 * ball 1 * Head-mounted Only the above packaging contents, other are excluded. Note: Light reflections and different displays may the color of items in the to be slightly different from the real . The measurement allowable is +/- 1-3cm.