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To get your size, measure comfortably around your head where your cap will sit, with a tape measure. Take that number in inches, divide by 3.14 (pi) and round up to the nearest eighth. This is your cap size. See the chart for size conversions. You can also print out our hat sizer, click here.

7 ⅜ is the most common men's size
Sizing IN" CM' Hat Size
XS20 ⅜526 ½
20 ¾536 ⅝
21 ⅛546 ¾
S21 ½556 ⅞
21 ⅞567
M22 ¼577 ⅛
22 ⅝587 ¼
L 23 59 7 ⅜
23 ½607 ½
XL23 ⅞617 ⅝
24 ¼627 ¾
XXL24 ⅝637 ⅞
25648
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