Graco Nautilus 3-in-1 Car Seat with Safety Surround Protection - Brooklyn

The Graco Nautilus 3-in-1 Booster Car Seat helps keep your child secure from 20 to 100 lbs. This 3-in-1 car seat converts from a harnessed booster, to a high back belt positioning booster seat and finally to a backless belt positioning booster. The harness booster can be used up to 65 lbs. As your little one continues to grow, the Nautilus does too, transitioning into a high back booster seat that can be used from 30 to 100 pounds and finally into a backless belt positioning booster for a comfortable fit from 40 to 100 lbs.