Graco Backless TurboBooster Car Seat Your baby is getting big, but they still can't see out the window! For safety and comfort, the Graco Backless TurboBooster Car Seat is here. Why you and your child will love this item: In four fun patterns, it will be a sure fire hit with your little one. The padded arm rests on the Graco TurboBooster Seat will adjust to fit a growing child, making the ride even more comfortable. In fact, the car seat allows for a child of nearly five feet in height!