This newborn winter swaddle uses non fluorescent baby material to effectively eliminate allergies and allergens and is safe and non irritating. The newborn fleece swaddle blanket is made of cozy plush material with amazing softness warm keeping sweat absorbent and gentle on baby sensitive skin. The tightly fitting winter baby swaddle wrap creates a womb like feeling for newborns providing a comfortable sleeping environment for your little one so that the baby has a longer and more stable dream instead of startle reflex. Our sleepsack swaddle wearable blankets feature wide wings which are securely held together by soft and durable magic tape to create the fit tenderly wrapping around the baby little body and the magic tape helps making different adjustments as baby grows. The bottom two way zipper open design is more easy to change diapers prevents startle reflex and keeps the legs free.