The First Years True Fit C630 convertible car seat was awarded the highest-given rating from the National Highway Traffic Safety Administration. Use from birth right up to a child weighing 65 pounds. Highest given rating from the National Highway Traffic Safety Administration Use from birth right up to a child weighing 65 pounds Deep side wings are side-impact tested Full EPP foam liner absorbs energy Built-in lock provides secure installation without the use of confusing locking clips Designed so there's less adjusting as your child grows Removable headrest Lower center of gravity allows for a deeper, taller and wider seating area without making the seat bigger on the outside Easy-off pad makes it easy to wash and keep clean Please allow 3-4 weeks for delivery and custom charges will apply.