Dri-FIT technology Poly ripstop material Adjustable strapback closure 100% Polyester; Sweatband: 91% Polyester, 9% Spandex Hand Wash Designed with functionality and movement in mind. The Jordan Big Kids Essentials Cap is made with an adjustable strapback closure and moisture-wicking Dri-FIT technology that moves away sweat so your little one can focus on play. Product Code: 9A0724023