"One4life takes your child from birth to a big kid with Britax safety and ClickTight installation. It converts from a rear-facing infant car seat to a forward-facing 5-point harness to a high back belt-positioning booster seat. This seat functions rear facing for under 49" in height and 5-50 pounds, forward facing 22-65 pounds, and belt positioning booster 40-120 pounds."
