Detachable seat across the child grow the three stages - Covering the child grow the security needs - Strengthens the safety cushion is practical and cost effective - 5 point bound system effectively protect children's shoulders, legs, and crotch - Can effectively disperse stress, have the effect of fixed abnd protect baby - Five point seat belt is like a solid shield to give the baby the best protection - Backrest can be remove & convert to booster seat - Suitable: 9 kg - 36kg (around 9 month to 12 years old)