Features: materials: sleep sack made of 100% cotton, soft, cozy and breathable m size: 27. 56 inch length (sutiable for kids under 32 inch) l size: 31. 49 inch length (suitable for kids under 35. 5 inch) xl size: 35. 43 inch length (suitable for kids under 40 inch) its new and high quality, they are very soft and breathable while keeping your baby cozily warm lovely cartoon, beautiful colors, a perfect gift for the newborn preferably zippers, quilted collar design, its convenient for your baby in and out of the sleep sack baby can stretch freely and unrestrained description: the baby sleep nest is a quilted wearable cotton blanket for babies. Designed inforting shape to help baby feel cozy and secure, its the perfect transition from the womb or swaddling stage. Unique shoulder snaps make it easy to place baby into the sleep nest. With adorable design, made of cotton and gauze, soft, cozy and breathable, it is very suitable for spring and summer for baby, its convenient for your baby in and out of the sleep sack, baby can stretch freely and unrestrained. Oh my sleeping angel, have sweet dreams.