Recognized as an expert in safe sleep the HALO? brand is the #1 choice of over 2 000 hospitals nationwide. The Halo? Sleepsack? Swaddle is the only 3-way Swaddle that adjusts to fit baby s sleep style. Swaddle with arms in hands-to-face or with one or both arms out to ensure baby?s best sleep. With adjustable fasteners for a perfect fit it nestles baby like a soft blanket without the risk of sleep-related dangers?so baby can sleep both comfortably and safely. Features a 2-way zipper for easy diaper changes and a roomy sack design that?s recognized by the International Hip Dysplasia Institute as promoting healthy hip development. Micro-Fleece fabric is soft super cozy and gentle on baby skin.