The training column can be folded and stored. It is practical, safe, and perfect for children's boxing instructors because there is no risk of injury, allowing you to burn calories and release stress. It is definitely the . The inflatable boxing column is made of high-quality PVC material. It measures about 63inches in height and it rebounds quickly and softly. Great for everyone to exercise and play. Robust PVC material ensures and durability. In addition, soft rubber is stuffed into the boxing ring and is sealed. Open the bottom and fill it with water or sand to add weight and stand steadily on the ground. Inflatable sandbags are perfect for fitness and stress. Improve coordination and flexibility, burn calories and reduce stress while increasing flexibility and hand-eye coordination. Each time you hit the ball, it is also an perfect choice for Taekwondo training. Can be used for adults and children. size:160cm Material:PVC colour:yellow Package Contents: 1 * Inflatable Boxing Punching Bag Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.