The Britax Marathon Convertible Car Seat in the Onyx style installs inside your vehicle with easy-on/off LATCH connectors. To detach the seat from your vehicle, simply press the connector buttons. This seat fits children from 5 to 40 lb. rear-facing and from 20 to 65 lb. forward-facing. The car seat comes with an impact-absorbing base and a removable pillow. It also includes an easy-remove cover that can come off the seat for cleaning without having to rethread the harness. Some images below may depict an alternate pattern. Actual product is Onyx.

Product Highlights

• Unmatched side protection guards your child from side impacts
• Impact-absorbing base acts like suspension on a car, minimizing the harsh force of a collision
• Impact-stabilizing steel frame delivers reliable strength where your child needs it most
• V-shaped tether helps prevent seat rotation with a unique two-strap design
• Britax-patented Staged Release slows the seat’s forward movement during a crash
• Impact-absorbing harness keeps your child’s chest clip in place
• Proudly made in the USA
• Easy-on/off LATCH connectors install and release with the push of a button
• Three-position recline allows easy angle adjustment
• No-rethread, 10-position harness quickly adjusts along with your growing child
• Quick-adjust, two-position buckle easily moves outward as your child gets bigger
• Easy-buckle system keeps buckles and straps out of your way when positioning your child
• Easy-remove cover pulls free of the car seat for cleaning without having to remove the harness
• Removable pillow for a comfy fit

What’s Included

• Britax Marathon Convertible Car Seat – Onyx
• Impact-absorbing base
• Removable pillow
• Easy-remove cover

Product Description

The Marathon Convertible Car Seat is an excellent choice for getting your family where they need to go safely and comfortably. SafeCell Impact Protection surrounds your child in safety components that work together to protect well beyond the established federal safety standards. Complete Side Impact Protection shields your little one in a deep protective shell designed to absorb crash forces and protect from debris. Car seats work best with the right fit, so the Marathon comes with the Quick-Adjust, 10-Position Harness and 2-Position Buckle to keep up with your growing child. Installation is simple with Easy-On / Easy-Off LATCH Connectors that lock into place with an audible click and are easily released with the push of a button. Plush Foam Padding provides premium comfort at every touch point and there are 3 Recline Positions so your child can relax at the right angle. The Marathon converts from a rear-facing position (for babies 5-40 lbs.) to a forward-facing position (for children 20-65 lbs.) to keep your child safe and you free from worry wherever the road takes you.

Features

• SafeCell Impact Protection – integrated system of safety components that work together to protect your child well beyond the federal safety standards.
• SafeCell Complete Side Impact Protection surrounds your child in a deep protective shell designed to absorb crash forces and shield your child from debris.
• Quick-Adjust, 10-Position Harness and 2-Position Buckle allows you to easily move the harness upward and buckle outward for a comfortable, secure fit as your child grows.
• Easy-On / Easy-Off LATCH Connectors lock into place with an audible click and are easily released with the push of a button.
• Tangle-Free, 5-Point Harness prevents the straps from twisting making it easier to load your child into the seat and ensuring a safer ride.
  

  SafeCell Impact Protection: Superior Protection, Only from Britax

  Britax is the only child car seat brand that features world-class SafeCell Impact Protection. This integrated system of safety components provides unmatched protection for your child. These features include a steel frame, energy-absorbing base, V-shaped tether to minimize seat rotation and staged-release stitches that slow and reduce forward movement during a crash.