The legendary Britax Marathon convertible car seat is renowned for it`s safety, comfort, and convenience. Unique features including a patent-pending rip-stitch tether reduces G-force effects on the head and body in the event of an impact. A sculpted base, push button release LATCH system with patented Versa-Tether, and built-in vehicle belt lock-offs, make a tight installation in your vehicle quick and simple. The tangle-free polyester 5-point harness helps to effortlessly secure your child ever y day. The Marathon also offers a patented HUGS system, belly pad, and a plush and washable seat cover for an ultimate comfort riding experience for children. Features: -Crocodile fabric -Comfort foam and EPS protective foam -Belt holders keep belts aside for boarding -HUGS (Harness Ultra Guard) system is designed to better distribute webbing loads to reduce head movement and minimize the chance for webbing edge loading on child`s neck in the case of an impact; and to reduce the chance of improp er positioning of the chest clip -Tangle free 5-point harness with belly pad -Easy one hand recline handle -Removable, washable fabric cover -Push button release LATCH system -Versa-Tether is an additional anchor aid, providing the most security in b oth forward and rear facing installations; it utilizes factory installed automobile car seat upper anchor points, and anchors the top of the car seat, minimizing the possibility of a head injury -Adheres to the Federal Motor Vehicle Safety Standard ( FMVSS) 213 -Approved for aircraft use -Rear-facing for children 5 to 33 pounds -Forward-facing for children at least 1 years old and 20 to 65 pounds -Available separately in other colors User Guide This Car Seat is only approved for use in the Unite d States