The HALO SleepSack Swaddle in the Turquoise Circles print is made from breathable 100% cotton muslin that is lightweight and gentle on baby's skin. The 3-way adjustable swaddle wraps baby with arms in, hands-to-face, or arms out, adjusting to baby's sleep style for a gentle transition when it is time to stop swaddling. An inverted zipper opens from the bottom for easy diaper changes, and signature Back is Best embroidery reminds caregivers of the recommended sleep position. The roomy sack design is recognized as Hip Healthy by the International Hip Dysplasia Institute and replaces loose blankets. TOG 0.5. Small size.