The SwaddleSure Adjustable Swaddling Pouch by HALO is the safe, easy and secure way to keep your baby sleeping longer and more peacefully. Its innovative design with adjustable fasteners make it easy to swaddle correctly for a perfect fit every time. Plus, its patented three-point fastening system resists "breakouts" for superior, more secure swaddling. Its generously-sized leg pouch help baby's hips stay in the correct, frog-like position which ensures healthy hip development and allows easy access to baby's diaper for diaper changes. Use over regular sleepwear to take the place of loose blankets. Discontinue swaddling when the baby shows signs of rolling over or breaking out of the swaddle wrap. 100% cotton. TOG: 1.0. Size newborn fits 6-12 lbs, and small fits 13-16 lbs.