One4Life convertible to booster car seat grows with your child for 10 years - from 5-120 lbs & up to 63" tall. As the only all-in-one with ClickTight, it’s easy to install in seconds, so you’ll know it’s right. Every time. Travel in total confidence, knowing your child is surrounded with Trusted Britax Safety and Full Body Protection.
Child Fit Information
Rear-facing Harnessed Weight
5 - 50 lbs
Rear-facing Harnessed Height
Less than 49"
Forward-facing Harnessed Weight
22 - 65 lbs
Forward-facing Harnessed Height Less than 49"
Belt Positioning Booster Weight
40 - 120 lbs
Belt Positioning Booster Height
44 - 63"