Featuring a 1 hand, easy-adjust 12-position headrest you can be sure the Diono Radian 3RXT Slim Fit 4-in-1 Convertible Car Seat will provide ideal safety and comfort for your babies and toddlers. Diono Radian 3RXT 4-in-1 Convertible Car Seat with Newborn High Wedge, Gray Slate Grows...