About this item This fits your . Make sure this fits by entering your model number. 【KEEP YOUR KIDS HEALTHY】The boxing ball can help children relieve stress, develop focus, build confidence and stay in health. Great gift for kids to exercise. 【STRONG & DURABLE SPRING】Our free standing kickboxing bag features a strong and durable spring at the base of the shaft. This allows the kids workout bag to bounce back into position easily after every hit and stand up to your children’s punches for a long time. 【New Rebound Design】The freestanding punching bag subverts the traditional spring rebound design, with less shaking and lower noise, make the training more challenging. 【Fixed Bracket】The fixed bracket adopts adjustable design to adapt to various heights, Four gear adjustment 120-150cm so that more people can use the speed ball for training. 【More Durable Speed Ball】The inflatable speedball is made of high-quality materials, comfortable, easy to clean, strong and durable, and has a longer service life.