Britax Marathon G4.1 Convertible Car Seat, Onyx
The marathon convertible car seat is an excellent choice for getting your family where they need to go safely and comfortably. Safe cell impact protection surrounds your child in safety components that work together to protect well beyond the established federal safety standards. And complete side impact protection shields your little one in a deep protective shell designed to absorb crash forces and protect from debris. A car seat works best when it provides 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.
- Safe cell impact protection is an integrated system of safety components that work together to protect your child beyond the federal safety standards, this includes our impact absorbing base and complete side impact protection plus
- Safe cell complete side impact protection plus provides an advanced level of protection: a deep, foam-lined shell absorbs crash forces and shields your child from debris, and an energy-absorbing headrest keeps your child’s head and neck secure
- 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