Second, the belt of swimming trunks has a tightening belt, so it is necessary to tighten the belt.

Third, when choosing swimming trunks, athletes should choose the right size, not the loose type.

Fourth, the standardization of movements ensures that swimming trunks do not fall off. If you drop your swimming trunks, lift them up and put them on. Athletes should adapt to the water temperature in the swimming pool before launching. At this time, the swimming trunks will get wet and stick to the body, and will not fall off. In addition, good quality swimming trunks are close to the body rather than cheap and loose, and thousands of pieces of swimming trunks can only be said to be medium. Good swimming trunks design takes into account the diving tension, so there is basically no problem. When diving, if you lose your swimming trunks, don't panic at first, because there are no pants to wear at this time. Stay in the water and don't come out. You can look around first to see if your swimming trunks have fallen into the water, then look for your swimming trunks in the water and find them. Then put them in the water and make sure you have them on. You can come out later if it's okay. If the swimming trunks don't fall off completely, athletes need to pull them up and put them on again without the bubbles dispersing. If the swimming trunks fall off completely accidentally, you need to take them back. First, keep a normal heart and dive into the water quickly, then fish them out and put them on quickly.