Safety 1st brings revolutionary Air Protect Side Impact Technology to your family with the Complete Air 65 Convertible Car Seat. Safety experts agree: Keep children rear-facing longer and keep forward-facing children in harnesses longer. The Complete Air 65 keeps your child well protected through two separate stages: from 5-40 pounds as a rear-facing infant car seat and from 22-65 pounds as a forward-facing toddler car seat. 2 Modes of use: Rear-facing designed for childern 5-40 pounds and 19-40 inches & Forward-facing designed for childern 22-65 pounds and 34-52 inches. Air Protect Revolutionary Side Impact Technology is a breakthrough system that shields the head and immediately reduces side impact forces through the precise release of air. QuickFitHarness System has an adjustable harness height from the front for easy use. Harness accommodates children up to 65 pounds. 5-Position adjustable headrest easily accommodates your growing child. Removable cup holder. LATCH equipped. Washable seat pad.