2. Physiologically speaking, dark underwear will mask the signal of male disease and delay his illness. If we want to maintain the health of the reproductive system, we should choose a good pair of underwear, and in terms of color, it is best to choose natural colors for men's underwear to avoid the influence of dark underwear on boys' bodies.
3, summer is the season of low-waisted pants, boys must choose low-waisted underwear, but if it is inevitable, you can choose a pair of sexy pants.