the rental price is from 3 to 10 days (fixed rate) Suitable for newborns up to approximately three/four months The gentle slope of 20 of the Cocoonababy tilts the baby's hips to limit reflux and also helps the digestive system of the baby High resilience foam which has the ability to return to its initial shape, which guarantees the longevity and quality of the foams The abdominal belt is easy to use and keeps the baby in place safely