A seat that grows and grows the jet stream offers great comfort for really wide age range the cushioned head and body inserts give support to children as young as one years old the adjustable head support accomodates larger children whilst providing superb comfort and protection with the 3d foam padding and side armour protection features group 123 9 36kg suitable from 9 months to 12 years one pull 5 point harness system 5 height adjustable head support integral seat belt guides conve