all brands

all

car seat type	age	weight	height
Infant	newborn and infant	up to 35 lbs	up to 32"
Convertible	newborn, infant, and toddler	up to 65 lbs	up to 50"
Harness Booster	toddler and child	up to 120 lbs	up to 57"
Highback/Belt-Positioning Booster	child	up to 100 lbs	up to 57"
Backless Booster	child	up to 110 lbs	up to 57"

NHTSA Recommended Guidelines