🚗 Your child's safety, comfort, and style—on the road for a decade! From infant to booster, this car seat grows with your child! Stay cool with built-in airflow channels. Versatile design for every stage of your child's growth. Effortless installation for peace of mind. Easy cleaning for busy parents! Safety features Cooling comfort Easy installation The Britax One4Life Convertible Car Seat is designed for children from 5 to 120 pounds, offering 10 years of use with 4 configurations. It features ClickTight technology for easy installation, premium cooling fabric for comfort, and a machine-washable cover for convenience. With advanced safety features and a secure fit, this car seat is the ultimate choice for modern parents.