As seen on Grey´s Anatomy!

Birth to 5 Months
The premaxx carrier gently cradles your baby in a calming position similar to the natural fetal position of a newborn infant. This position, combined with the close proximity of the parent, ensures that your baby feels safe and secure.

5 to 18 Months
Carrying your child in the sitting position with the premaxx carrier is the natural way of carrying a child of 5 months or older-sitting on your hip.