This car seat is suitable from 9-36kg (approx 9 month to 11/12 year). It has a height adjustable head support with side impact protection and is used with the back unit attached to provoide extra protection throughout use. It comes equipped with a body support cushion for younger children and has chest and buckle pads for extra comfort and safety. There is a recline mechanism to make sleeping children more comfortable and swivel armrests for ease of access.Colours: Grey, Pink, Blue.