1, easy to carry: the biggest advantage of fitness ball is that it is easy to carry, so you don't have to put it in a big bag, so you don't delay fitness everywhere.

2, easy to control: In ball games, cute fitness balls can not only make the movements more standard, but also the bright colors and "Kawaii" patterns are more pleasing to the eye.

3, easy to buy: this kind of fitness ball is generally sold in toy stores, and the price is very cheap, and it can be done for more than ten yuan.