This Concord Ultimax Racer is suitable from birth when rearward facing up to 29lbs and when your child can sit unaided you can then use the forward facing position which is suitable up to 40lbs. This car seat comes with an integrated 5 point 1 pull harness and with the adjustment system it makes it easy to adapt to the size of the child. The shell can be completely removed for easy installation of the seat base to be able to access the belt routing. All covers are removable and can be washed in the washing machine.