One4Life - one car seat for life. Arriving October 2019. The ONLY All-In-One with ClickTight Installation.

Grows with your child—10 years—infant, toddler, preschool, big kid.

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Install with confidence every time. ClickTight Installation. See the ClickTight Difference.

Pinch to open. Thread & buckle. Click it closed!


We heard Britax was adding something huge to their product lineup and had to check it out. Sure enough – it's as cool as we thought! ~ Pish Posh Baby
The One4Life test model has already undergone rigorous safety testing. Britax really kept their best features in mind – ClickTight, SafeCell, Side Impact Protection, and more. ~ Experienced Mommy
We are super excited about the NEW Britax One4Life. This ONE seat takes your child from newborn to 120 lbs! And it's so easy to use. ~ Piccolino Baby
One4Life illustration features
One4Life Features: ClickTight Installation, SafeCell Technology, High Strength Steel Frame, Head & Neck Protection