Feature: ①Made of PVC building materials. Its height is about 120cm, and it can bounce quickly and smoothly. Ideal for exercise and play.The sturdy PVC material guarantees safety and durability. Fill the boxing ring with soft rubber and seal it. ②How to use: Open the bottom and add water or sand to it to increase weight, and keep it on the ground. ③Very suitable for fitness and stress. Improve coordination and flexibility, burn calories and reduce stress, while increasing flexibility and hand-eye coordination.It is also ideal for taekwondo training every time you hit the ball. It can be used for adults and children.It can be folded and stored, practical and safe. Package:1 *Boxing bag (No Pump)