This warm fleece lined baby jumpsuit is perfect for winter. The outer layer is made of suede and the inner layer is made of lamb wool, making it thick and windproof. The hat is detachable and can be worn separately. The jumpsuit has a zipper placket that zips all the way down to the legs, making diaper changes convenient. There is also a button at the neckline that can be fastened when it's cold and unfastened when it's not. The jumpsuit is available in sizes 66, 73, 80, and 90, suitable for babies aged 6-24 months.