Chart a course to safety with the Chart Air 65 convertible car seat from Safety 1st. With a rear-facing weight range of 5-40 pounds, you"re able to keep your child in the rear-facing position longer. In forward-facing mode, this convertible car seat allows you to keep your child in a five-point harness all the way up to 65 pounds. It features advanced side impact technology and an adjustable headrest that grows with your child.