The stealth edition: black-on-black Headbanger hat with Flex stretch for a comfortable fit — tonal logo, clean look, zero flash. Black-on-black tonal design — the understated way to rep the brand Flex stretch fit — comfortable all day, no adjusting Fabric: 97% cotton, 3% spandex · Structured · Stretch fit closure Size Measure the circumference around the head, above the eyebrow and at the widest part. Divide by 3.14 for hat size. S/M L/XL Hat size 6 3/4 – 7 1/4 7 1/8 – 7 5/8 Head size 21 5/8 – 22 3/4 23 – 24 1/4