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. 100% cotton fabric is soft . super cozy and gentle on baby skin.