Boosters aren't always an easy sell for the reluctant toddler who is anxious to be done with car seats altogether. But this simple and sophisticated booster has a lower profile and backless design that will make kids feel a lot more grown up...while giving them the lift they need to ensure that the seat belt fits properly. Until that happens, the LATCH-equipped Olli booster will make it a lot more fun -- and much safer -- for everyone. (Children under 4' 9" tall or less than 80 lbs. should use a