The Thule Chariot Infant Sling allows you to carry your infant in your child carrier. It's compatible with Thule Chariot Sport, Chariot Cross, Chariot Cab and Chariot Lite. It's padded and provides lateral support and maximum stability for your baby. This sling is suitable for children who cannot sit unaided between 1 - 10 months old weighing less than 22 lbs and are shorter than 29.5". It's recommended for strolling use only.