Please kindly noted that this item is sold by jindouyunshanghai from Joybuy marketplace. 1 1.Inflatable sports punch bag: This fun vertical punch bag is a good choice for fitness or stress relief. Every hit and swing is suitable for boxing, relieves stress, helps you develop skills and release emotions. 2.Material and size: The inflatable punching bag is made of high-quality environmentally friendly PVC material, lightweight and durable, with a thicker bottom design, wear-resistant, easy to inflate and deflate, and can be folded into a small size for storage, fast rebound, but soft enough, the height after inflation is 160cm, The diameter of the chassis is 60 cm, suitable for indoor and outdoor use. 3.Easy to use: first add water or sand to the base, and then inflate the punching body, otherwise it will not rebound effectively. It turns out that sand is more effective for older children and adults. 4.Applicable places: It can be used in the courtyard, home, outdoor and other places. Combined with leisure and fitness, it can not only relieve stress, but also bring extra happiness. 5.Principle: The tumbler principle is adopted. Due to its softness, it can absorb shocks and protect you from accidental injuries. Its stable structure keeps it upright after impact.