[MULTI-USE]: This swaddle blanket measures 14.2in x 29.5in when folded, 29.5in x 29.5in if fully expanded, suitable for 0-6M babies. Can be used as blanket, baby stroller warp, sleeping bag, sleeping mat, swaddle, baby crib wrap, for air-conditioned room, travelling, going out with parents etc. Also a great choice to send as a baby shower gift. [WARM BABYS WHOLE BABY OVERNIGHT] : Full coverage design from head to feet provides all-around protection, hugs baby and makes they feel secured, thus sleeping more peacefully and longer. Effectively isolate the outside cool air and keep warmth, avoids baby kicking off the quilt at night, reducing the risk of catching a cold or having the cold diarrhea. [KNITTED YARN POLYESTER LINING COTTON FILLER] : Integrated from premium and breathable knitted yarn, skin-friendly polyester as lining with soft cotton as liner to retain heat, delicately knitted and hemmed, super soft and baby-friendly, offers a warm and cozy environment to let baby sleep at ease. [QUICK RELEASE ZIPPER CLOSURE]: Quality smooth zipper closure allows for quick opening and closing, which adds much convenience when you goes out with baby, spends less time compared buttoned sleep sack, just pull the zipper, keeps all cold air out and ready for outing. [FREELY ADJUSTABLE BABY SLEEP SACK] : This baby swaddle blanket with 4 zippers(hat zipper, front zipper and two zippers at bottom) can be freely changed and adjusted to meet different demands: can be used hooded or non-hooded based on needs; you can unzip front zipper partly as required or unzip two zippers at bottom if baby feels hot; or unzip all zippers to use it as a sleep mat or blanket.