High-quality material: The boxing column is made of high-quality thickened PVC, with a smooth surface, soft touch and no hand injury, and silent hitting without disturbing others. Quick rebound: Children and adult sandbags provide a friendly boxing experience. Hitting high-speed rebound, 360° rotating pillar, stable and not falling. Large-capacity base: The base is suitable for most floors: wooden floors, concrete floors, tile floors. It can be filled with water/sand, double cover double protection, effective leakage prevention. The large suction chassis generates suction with the floor under the action of weight and is more stable. Inflatable: Any inflatable product will lose air pressure if it is not used for a period of time. We recommend checking and inflating before each use to ensure every boxing training experience. Gift: It can be given as a gift to children who are learning Taekwondo, or as a gift for amateur fitness enthusiasts, men, women, young and old, and I believe they will like this fun sport and strengthen their bodies.