There is no fixed standard for the time when a baby wears pull-up pants, each baby’s development is different, and usually babies over 6 months old wear pull-up pants better. Baby in 6 months or so when you can turn over, sitting, activities began to become more, pull-up pants easy to take off and put on, conducive to the baby’s activities, the baby in 8 months or so began to crawl, learning to walk, etc., the use of pull-up pants baby is also more comfortable. But pull-ups also belong to the diaper, breathability will be poorer, need to be changed diligently, so that the baby’s buttocks breathable, keep dry, to prevent the baby’s buttocks appear heat rash and other adverse reactions. Parents can choose the time to wear pull-up pants according to the baby’s needs, according to the weight and so on to choose the right size, if there are allergies and other discomforts, it is recommended to consult a doctor in time.