6 Panel Mesh American Flag White Patch Cap - Royal W38S61E 100% Cotton Made of 35% cotton, 65% polyester, 100% nylon. ONE SIZE fits most with adjustable plastic snap, fitthing up to 7 1/2. Bill mesures 2 3/4 inches long and precurved. Crown measures 3 1/2 inches deep, 5 panels, constructed, high profile. Thick, soft and light material.