⭐ This swaddle helps reduce the Moro reflex in babies and newborns, and is a countermeasure for nighttime crying. All-season use, made of 95% cotton and 5% polyurethane. ⭐ The egg shape mimics the mother's womb, and when wrapped in the swaddle, babies feel like they are in the womb, allowing them to sleep peacefully. ⭐ Made of soft, natural cotton material, the outer fabric is also breathable and moisture-wicking. ⭐ The front-opening type makes it convenient to change diapers. It's very easy to put on and take off, as well as wash and dry. ⭐【Size...Recommended Weight/Estimated Age】 S...3~6kg/0~3 months M...6~8.5kg/3~6 months ※Age is an estimate, please choose according to weight and size. ⭐Colors: Pink / Gray / Green are available. ❤ Please let us know your desired size and color when purchasing!