The Alpha Omega Elite 65 Car Seat by Safety 1st is an extended-use car seat with superior comfort and convenience features. It keeps your growing child safer while riding in the car, from a tiny baby coming home from the hospital to an older child going to school. It starts as a rear-facing infant car seat with a removable infant support to keep smaller babies snugly positioned. It then converts to a forward-facing harnessed car seat and later transitions into a belt-positioning booster for use up to 100 pounds. The moveable armrests make it easier to get in and out of the seat, and the QuickFit™ harness adjusts with the headrest easily without uninstalling the harness, or the seat from the car! Extended-use car seat: Rear-facing 5-40 pounds, Forward-facing 22-65 pounds and as Belt-positioning booster 40-100 pounds. Side Impact Protection. Removable infant support to keep smaller babies snugly positioned. It comes with an advanced safety solution 360 S.A.F.E. (Secure - Adaptive - Fast - Easy) that is engineered to help protect your child in a collision, adaptable to your child's growth designed for comfort, and provides fast, easy installation.