Underwear is inseparable from people's daily life. In recent years, with the development of the times, underwear is no longer a simple clothing to cover the body, but it is also an important clothing to protect women's health. If underwear is not selected well, it will affect your health, but if you wear underwear for too long, it will also affect your body. The replacement time of underwear is about three months, but if you have the following situations:, So it means you have to lose your underwear and buy a new one.

1. Sometimes we smell a strange smell on the bra in the armpit area, but it's actually something you just washed with detergent.

2. You can feel a metal object sticking into your skin, but it's not where the metal should be.

3. Your friends ask if you're wearing sports underwear today, but the truth is that you're wearing normal underwear, not sports underwear.

4. When you're wearing your underwear, a buttonhole is missing.

5. Your shoulder strap is always slipping. You need to adjust it several times a day.

6. Underwear is very tight to wear, wearing a whole day down the body will have red indentation.

7. Color changes, the original pink underwear now looks gray.

8. You only look like a piece of cloth on your chest!

If you wear underwear, there are several cases above, then it shows that your underwear is aging, or fading and other reasons, then you should timely throw these underwear, buy new underwear.