This 6 panel cap features a mesh back for breathability and an adjustable plastic snap closure for a customizable fit. The front is black on black, with a mix of 65% polyester and 35% cotton, while the back is 100% polyester. The front panel is structured and firm, providing a sleek look. It has a low-fitting size of OSFM, making it suitable for adults with a head circumference of 58cm/22.8".