2. When practicing yoga, you can take off your underwear, or you can choose to wear sports bra, chest patch and chest pad. Don't wear thick underwear with rims to practice. Because in yoga and pilates, many movements are done on the ground.
3. When crawling or lying on the mat, the chest is likely to be squeezed out and leaked from anywhere, so that the steel ring may get stuck in some glands in the chest, and there will be a lot of squeezing and twisting actions, which will also oppress any part of the chest, which is not suitable for sticking to the chest for a long time.