A miracle sleeping bag that can be used from premature to 3/6 months, depending on the size of the child. The bag has a built in mattress with a bowl-shaped head restraints that counteract skull-asymmetry and stabilizes the baby's neck. The mattress has a colic band is fastened around the stomach to help an upset stomach. The bag also has two "wings" to wrap the child's arms during sleep. To wrap the child is an old technique for the child to feel safe and calm. The bag can also be used as a conventional sleeping bag with arms out and it has a "grow-function" and is adjustable from 50 cm to 80 cm. Made of: 100% cotton.