Description : 1812320 The Graco Smart Seat All-in-One car seat is the ultimate in car seat longevity. This convertible car seat fits your child from 5-100 lbs & features a convenient stay-in-car base so you only have to install the base one time! For your child's safety, the Smart Seat has been side impact tested & SafeSeat Engineered. Both the car seat & the car seat base are steel-reinforced for strength and durability. For parent's ease of use, there is a one-hand height adjustable head rest with no-thread harness as well as an on-the-go recline so you can recline your child without having to re-install the seat.