The Marathon is Britax's best selling car seat and it is renowned for its ability to keep your child in a harnessed restraint up to 65 pounds. Unique features including a premium push-button LATCH connectors with patented Versa-Tether, a sculpted base, 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 every day. The Marathon also offers a patented HUGS system for children rear-facing from 5 to 33 pounds or children forward-facing from 1 year old and 20 to 65 pounds.

329.99