Whether you're going cross-country or across town, the Britax Marathon Car Seat ensures that your infant or toddler will be traveling in comfort and safety. Given an "Excellent" rating, it comes with an easily adjustable 5-point harness, versatile tether, safe guard LATCH connectors for ultimate security, and the "Floating" HUGS system, which offers superior comfort for your child by efficiently distributing webbing loads to reduce head movement and seatbelt discomfort. The seat's roomy wi...