For your stay of 3 to 15 days. Suitable for newborns up to approximately three or four months old. The gentle 20° slope of the Cocoonababy tilts the baby's hips to limit reflux and also aids the baby's digestive system. High-resilience foam that has the ability to return to its original shape, ensuring the longevity and quality of the foam. The abdominal belt is easy to use and keeps the baby securely in place.