Thule infant sling helps you take a stroll with your newborn: Enjoy everyday strolls with your newborn, safely and comfortably. The Thule infant sling lets you bring your baby along in your bike trailer when used in strolling mode, so you can stay active together from the very beginning. Compatible with Thule Courier and Thule Coaster XT (produced after March 2026), the softly padded sling cradles your baby, providing gentle lateral support and helping keep them stable and secure along the way. Bring your newborn along for a stroll, safely and comfortably! Thule Infant Sling makes it possible to bring your baby (age 1-10 Months) in a bike trailer when you use it in strolling mode. The infant sling is padded for your baby's lateral support and maximum stability. Perfect for Thule Courier and Thule Coaster XT. See Technical specifications for more compatibility.