The Baby Kid's Footed is Made of Cotton Material. It is a soft and comfortable baby dress. It is soft cotton, ideal against a baby's delicate skin. Its set includes coordinating quilted cotton sleep and play. These sleep and plays are cute to wear out but also very comfortable and it is perfect for rest. It Optimal for everyday use. This Little kid's footies are the perfect baby outfit for sleep or play. Each footed sleeper is made from soft 100% cotton that gets even softer with each wash (Machine Washable). Each sleep N play footie zips in front and down the leg for easy dressing and changing. Zippers make the middle of the night diaper changes quick and hassle-free.