Safety 1st - Complete Air Convertible Car Seat: * Air Protect Revolutionary Side Impact Technology shields head and immediately reduces side-impact forces through the precise release of air * QuickFit Harness System adjusts harness height from the front in one easy step without uninstalling from the car * Harness accommodates children up to 50 lbs. * One Click LATCH installation system allows for faster and easier installation when moving between vehicles * 5-position adjustable headrest easily accommodates your growing child * Removable cup holder