Is Your Child Ready for a Seat Belt? Think Again!
Internet URL
http://www.seattlechildrens.org/child_health_safety/pdf/flyers/CE254.pdf 
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Sponsoring Agency
Children's Hospital and Regional Medical Center
Description
Children need to ride in a booster seat until the seat belt fits right, when they are at least 4 feet, 9 inches tall, about 80 pounds and 8 years old.