The Britax Marathon 70 Convertible Car Seat is a high-end model that includes plenty of extra safety features. The seat holds children weighing 5-70 pounds so this is probably the only car seat model that parents will need for their child. The car seat comes in a variety of fashionable styles including Onyx, Crimson, Blueprint, Allison, Chili Pepper, Waverly and even Cowmooflage.

The latest safety technology has been used in the design of the current version of the Britax Marathon 70 Convertible Car Seat. These modern safety features are designed to keep a child in the vehicle during a crash. They divert the force of the crash away from the infant or toddler and protect the child from brain and spinal cord injuries.

The specs of ‘Britax Marathon 70 Convertible Car Seat (Current Version), Onyx’ are:

• Manufacturer: Britax
• Product Dimensions: 29.5x19x18 inches
• Shipping Weight: 22.4 pounds

The model has integrated steel bars and uses SafeCell technology to help keep the child from becoming injured during a collision. The sturdy seat shell has deep sidewalls lined with energy absorbing foam as well as energy absorbing Versa-Tether anchors. The five-point harness does not tangle or bunch up so parents do not have to spend time adjusting the harness before riding in the car. There are ten harness-height settings available to keep your children secure as they grow.

The Britax Marathon 70 Convertible Car Seat is very easy to install and has anti-slip contoured base grips that protect the seat of the vehicle and help to keep it securely in place. The high-density comfort foam and dual recline positions make this one of the most comfortable car seats on the market. It comes with a one-year limited warranty. This luxurious car seat is ultra safe, comfortable and will last you for many years as your child grows.