2 levels of difficulty: boxing reflex ball contains a headband and 2 levels of boxing speed ball, perfect for beginners and professionals. The black rounders ball is specially designed for beginners. If you are sufficiently practiced, switch to the heavy red ball.Portable boxing equipment: Boxing training ball is about the size of a tennis ball and is very easy to carry and can be used almost anywhere, so you can practice not only at home, but also in the gym, park, office, and enjoy fun anytime and anywhere.Practice and have fun: Whether you are an absolute beginner or a fitness lover, you will love our boxing reflex balls. React reflex ball can help train your reaction, agility, striking speed, combat skills and hand-eye coordination, let you enjoy fun in your training.Relieve stress: you can constantly do punching activities on reflex ball on string, let us break, enjoy the feeling of speed and practice with boxing, release your pressure. The soft and comfortable material will not hurt your hand.Perfect gift: Boxing balls with headband are suitable for adults, teenagers or children, you can give your friends, family and children as a gift. Punch bag on string with headband will bring benefits and fun for everyone, let everyone enjoy the cargo and burn calories. Boxing reflex ball is ideal for professional boxers and amateur training.