Chinese-Traditional Japanese Khmer/Cambodian Korean Spanish Vietnamese ">
http://www.seattlechildrens.org/child_health_safety/pdf/flyers/CE254.pdf
This document also available in Chinese-Traditional Japanese Khmer/Cambodian Korean Spanish Vietnamese
Children's Hospital and Regional Medical Center
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.