perfectly natural. simple. basic. content: body 100% certified organic merino wool – amazingly soft & thick enough for nights. waistbands & cuffs 95% certified organic merino wool | 5% lycra for great recovery & stretch where your little ones need it most!! our diaper covers have a trim shortnik style, with a high rise to cover your one-size or thick night time diapers. sustainablebabyishtm wool does not arrive lanolized. hand wash, lay flat to dry. made by hand in the USA with ♥.