DESC: The Safety 1st All-in-One Convertible Car Seat is a fantastic car seat. It is loaded with safety and comfort features, making it a perfect blend for parents and children alike. This car seat is great for a child from birth right up until about 7 years old. The Safety 1st car seat is rear facing for children 5-35 lbs. The convertible car seat is forward facing from 22-40 lbs and as a belt positioning booster.