1. Pants are soft and delicate, healthy and safe, natural and environmental protection, smooth, breathable and comfortable.2. Comfortable and breathable, moisture absorption and sweat-wicking, silky elastic fabric, super comfortable and skin-friendly.Durable and opaque.3. The air layer is delicate, thin and opaque, sexy and unbridled, and it is truly seamless, insensitive, smooth and cool as water.4. During pregnancy and postpartum, the high elastic fabric+elastic band will always fit your growing abdomen, but will not squeeze the abdomen, and provide appropriate support at all stages of pregnancy and postpartum lactation.5. Nylon material is used to show the beautiful abdomen bulge, smooth the lump, provide soft support for the abdomen and back, prevent the thigh from rubbing and not rolling up, help to fix and reduce pregnancy pain