Skin Friendly: The material is soft, breathable, quick-drying and reusable, suitable for boys and girls Elastic band: The waist is designed with an elastic band, which will not make it too tight or too loose, causing the swimsuit diaper to streak or slip off Open button: An open button on one side makes the swimsuit diaper easier to put on and take off, giving your baby a comfortable feeling Tips: Try to wash by hand, which can greatly increase the durability of the clothesIf your baby is stronger than other children of the same age, please choose one size up, avoid too small or too large Occasion