||Has a neck opening of 16"
||Has a neck opening of 19"
Note: Neck opening is not adjustable. Choose smallest size that child's head fits through neck opening without body slipping through. Sizes fit child up to 40 lbs. The FAA requires children over 2 to have their own seat.
Small - Infant/Newborn
Fits most children up to 6 months. Neck opening is not adjustable. SMALL fits child up to 40 lbs with head measuring less than 16 inches around.
Large - Toddler
Fits most children from 6 months to 2 years. Neck opening is not adjustable. LARGE fits child up to 40 lbs with head measuring from 16 to 20 inches around.