Thule's Infant Sling fits inside Thule Chariot carriers (sold separately) providing a comfortable, secure way to carry your little one. It offers lateral support for excellent stability and is easy to install and remove. When used in a 2-passenger carrier, there's still plenty of room for a second child. Recommended for 1- to 10-month-old children, this handy accessory is ideal for strolling, jogging, and hiking.