Size Chart

What's your head size?

Everyone knows their shoe size. Hats? Not so much. But with a few quick measurements, you will know your hat size which, unlike your waist size, will stay the same for the rest of your life.

If you don’t know your head size and need step-by-step measuring instructions, please click here to be directed to our sizing guide.

Sizing Chart

XS

S

M

L

XL

XXL

One Size (OS)*

CM

54

55.5

57

59

61

63

55-61

Inches

21¼

21⅝

22½

23¼

24

24⅞

21⅝ - 24

US Sizes

6⅞

7⅛

7⅜

7⅝

7⅞

6⅞ - 7⅝

UK Sizes

6⅝

7

6¾ - 7½