-. Binding : Apparel -. Brand : E4hats -. Department : mens -. Feature : Made of 100% cotton. / One size fits most with adjustable velcrorized strap closure, fitting up to XL. / Same material inner hatband. / Adult/Unisex. / Crown measures 3 1/2 inches deep. -. ProductGroup : Apparel -. ProductTypeName : HAT -. Title : NASA Insignia Embroidered Cotton Twill Cap