Britax One4Life ClickTight All-in-One Convertible Car Seat

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 with peace of mind, knowing your child is surrounded in Trusted Britax Safety and Full Body Protection. The One4Life Convertible Car Seat from BRITAX grows with your child from infancy to 10 years old. Equipped with ClickTight for easy installation, the car seat has a 5-point safety harness, 2 layers of side impact protection and 15 head and neck positions. Suitable from birth to 10 years of age Rear facing car seat accommodates children 5 to 50 lb., up to 49" tall Forward facing harnessed seat accommodates children 22 to 65 lb., up to 49" tall Forward facing booster seat accommodates children 40 to 120 lb., up to 63" tall 5-point safety harness Converts from a rear-facing infant car seat, to a forward- facing position 15 head and neck positio