Our 3 exclusive Body Breathe Fabrics help reduce sweating and prevent overheating to keep your baby dry and comfortable while sleeping Air flows 360 degrees around your baby to wick moisture to the outer layer of fabrics Reduces the risks of overheating which is a leading risk factor in SIDS. entanglement and climbing One shoulder has a soft fabric fastener and there is a side zipper for easy changing Fabric is hypoallergenic lightweight, machine washable and fast drying