100% Cotton ?PREMIUM MATERIAL: Bebamour baby sleeping bag is made of nano mineral thermostatic fibers.It has excellent function of preventing wind and cold. Using at room temperature 20-23 ??, the minerals in the constant temperature cotton can play ventilation function, release excess heat, making the baby feels comfortable. ?MULTI-PURPOSE: Bebamour toddler sleeping bag can not only use as a baby sleeping bag, but also can use as blanket in baby stroller, quilt in baby crib, swaddling for outings, wrap in air-conditioned room in summer, sleeping sack bag for autumn and winter. ?STYLISH DESIGN??Bebamour sleeping bag has cute and funny little monster design style is perfect for your baby. Four colors for your choosing. It is not only the protector of the baby’s sleep, but also a good companion for the baby. A cute look will keep your baby in a good mood. ?ENOUGH SPACE: Bebamour sleep sack stroller wrap has sufficient activity space to meet the needs of 0-18 months of baby’s activity, free warm keeping allows baby to kick and stretch freely. In autumn and winter, the baby can have best sleep without catching cold. ?WASHING NOTE: Bebamour baby sleeping bag is not only can be washed by hand?? but also can be washed in the washing machine with the laundry bag. However, please note that do not use the dryer after washing. The washing temperature must not exceed 30 degrees. Do not iron, do not wash with chlorine.