Which ones are expired underwear in the closet? Why throw it away?

Buy, buy, buy, every woman likes to wear beautiful clothes, and the first choice for underwear is the material, so the price is often more expensive. Some women don't know that underwear will expire, and they are not willing to throw them away after wearing them for a long time. In fact, each pair of underwear contains 0.08 grams of feces, and there are more than 1,000 bacteria and 50 parasites from the feces. Inappropriate underwear will not only make the chest smaller and smaller, but will also cause illness when it is severe. However, there is no clear shelf life for underwear. How often should it be changed before it is reasonable? First of all, there is no such thing as a 'shelf life' on the packaging of underwear, but underwear that is not worn frequently (not more than once a week) should be thrown away after half a year; underwear that is often worn must be thrown away after washing 30 times Drop. Underwear, the average life span is about 100 times. If it is changed every 3 days, its shelf life is only one year. In addition, even if the inner clothes are not worn, if they are placed in a normal environment for a month, 80% of them may be stained with mites, so they need to be stored in a sealed bag. Finally, personal product manufacturers are actively inviting powerful distributors across the country to join in to create wealth together. Friends who are interested in acting as a sanitary napkin agent, please hurry up and seize the opportunity to enter the market as soon as possible.