It is still necessary to wear underwear for the baby. Wearing underwear for your baby is not only beneficial to the protection of private parts, but also can avoid being contaminated by bacteria. Because the baby's body's ability to resist bacteria and viruses is still weak, wearing it can avoid many chances of infection, keep some impurities in the environment out and protect the baby's privacy.

Also, if the baby wears underwear, it will also help him/her to establish an early understanding of gender. /kloc-Before the age of 0/1/2, the baby has no gender awareness and will not be shy without clothes. However, after 1.5 years old, the baby has entered a critical period of gender awareness. If you don't wear underwear and stay naked, it may affect the establishment and development of your baby's gender awareness.

Moreover, for babies who can only sit and crawl, if the reproductive organs are exposed to the ground or other places for a long time, the exposed parts are easily infected by dirt or bacteria or even viruses, which may easily lead to urethritis, cystitis, urinary system infection, and even diseases such as pinworm disease. In addition, if you are not careful, you may be stabbed by sharp objects on the ground, bumped, or burned by fire or boiling water.