The seat provides safety and comfort for newborns up to 15 months44 adjusting and protecting your child as they develop and grow to 83 cm in height features newborn insert is especially designed to give extra support to small babies to benefit from the protection44 simply adjust and adapt the sict on the side of the car seat closest to the door the patented integral recline mechanism allows you to adjust the flatness of the lying position according to the childs height the position ch