Military Style Fatigue Caps meet U.S. Military standards and are constructed of a durable cotton/polyester material that is comfortable yet rugged.The fatigue hat is available in sizes XS through Extra Large.
XS - 6 1/2 - 6/24
S - 6 7/8 - 7
M - 7 1/8 - 7 1/4
L - 7 3/8 - 7 1/2
XL - 7 5/8 - 7 3/4