3-in-1 Car Seat with Side Impact Protection suitable Rear-Facing 5-40lbs (19-36-Inch tall) Forward-Facing 22-65lbs (29-52-Inch tall) and Booster Seat 40-100 lbs. (40-52-Inch tall) 3 Buckle positions, 4 position adjustable belt guide in belt positioning Booster Mode on each side allows for perfect fit for your growing child 5 Position harness, adjustable head rest, Anti-rebound bolsters and Quick Fit Harness System for one step height adjustmen Pivoting cushiony armrests for ease of entry and a comfortable ride, hand washable seat pads One click UAS, Airplane ready when used with the harness and comes with 1 Year Manufacturer's Warranty