Extra Team FBSA Ultima FlexFit (Independent)

Size
Head Circumference
US Hat Size
XS/S
20 7/8" - 21 7/8"
6 5/8 - 7
S/M
21 7/8" - 22 5/8"
7 - 7 1/4
L/XL
22 5/8" - 23 7/8"
7 1/4 - 7 5/8
2XL
24 1/2" - 25 1/8"
7 3/4 - 8