95% Rayon made from Bamboo, 5% Spandex Imported IDEAL SLEEPING BAG FOR BABY: Our baby sleep sack is made of soft fiber, contains 95% imported rayon made from bamboo and 5% spandex, with a TOG of 1.0, suitable for any season. The luxurious material makes our sleep sack softer and more skin-friendly, with a butter-like touch, giving your baby a warm wrap, just like a mom's warm embrace, bringing your baby a full night's restful sleep. HIGH-QUALITY FABRIC: Our sleep sack is not only soft and breathable, but also hypoallergenic to care for every baby's delicate skin. It also has excellent thermal regulation and moisture wicking properties, which helps to help regulate your baby's body temperature and keep them comfortable and dry for a better night's sleep. SAFETY DESIGN: Our baby wearable blanket are made with two-way zippers are designed to make it easier to change diapers quickly. We also have a collar zipper protector to protect your baby's chin from scratches. We have also added a full zipper protector underneath the zipper to protect baby's skin from scratches when pulling the zipper. HIGH QUALITY: We have strict quality requirements for our toddler sleep sack, and we always maintain high standards in the selection of fabrics and the production process, and we carefully make each sleep sack. We use high quality seamless sewing technology to ensure that the seams of each sleep sack are flat and smooth, with no raw edges or extra threads. High quality fabrics and reinforced seams make our sleep sack more durable. SCIENTIFIC DESIGN: Our toddler sleep sack adopts a long and spacious design, even if the baby sleeps on frog legs, it can ensure that the baby has enough space to move, which is favorable to the development of the baby's hips. Meanwhile, the size of the neckline is designed according to the baby's age, effectively preventing the danger of suffocation caused by too large a neckline. Duomiaomiao Rayon Made from Bamboo Baby Sleep Sack 1.0 TOG, Buttery Soft Wearable blanket Baby, Baby Sleeping bag for Unisex Baby