1, the fabric of the womens running vest is fast wicking fabric, while the ordinary Bra is mostly cotton, can not withstand the amount of sweat during exercise. The Sport Bra structure is specifically designed to prevent damage caused by Bra and the skin for long periods of friction.
2, sports vest can reduce 78% of chest shaking, choose sports Bra, first look at their own Cup size, and secondly look at your intensity of exercise. I specially looked for a picture for your reference. It subdivides the top level of intense sports into high and high, but the industry has been divided into three sports intensity levels.
3, the more intense the exercise, the higher the requirements for the support of the sports vest.