Cotton Brush Mesh Trucker Cap - Red White W41S57F 100% Cotton Made of 60% brushed cotton, 40% nylon. One size fits most with adjustable snap strap closure, for men and women. Crown measures 7 inches deep, 6 paneled crown, 4 panels in mesh back. Bill measures 2 3/4 inches long, stiff and pre curved bill. Soft, thin and cool material.