SIZE CHART

Never buy a used helmet or borrow someone else’s helmet. 

Over time the protective foam in helmets will  adjust to the contours of a user’s head. 

A used or borrowed helmet may not offer as much protection as a new helmet.

HELMET SIZE CONVENTION CHART

The size chart is only for reference. Always try the helmet on and follow this manual’s instructions for a proper fit.

SIZE

CM

HAT SIZE

INCHES

3XS

50-51

6 1/4 - 6 3/8

19 3/4 - 20 1/8

2XS

52-53

6 1/2 - 6 5/8

20 1/2 - 20 7/8

XS

54-55

6 3/4 - 6 7/8

21 1/4 - 21 5/8

S

55-56

6 7/8 - 7

21 5/8 - 22

M

57-58

7 1/8 - 7 1/4

22 1/4 - 22 7/8

L

58-59

7 1/4 - 7 3/8

23 1/4 - 23 5/8

XL

60-61

7 1/2 - 7 5/8

23 5/8 - 24

2XL

62-63

7 3/4 - 7 7/8

24 3/8 - 24 3/4

3XL

64-65

8 - 8 1/8

25 1/8 - 25 1/2

4XL

66-67

8 1/4 - 8 3/8

26 - 26 3/8

5XL

68-69

8 1/2 - 8 5/8

26 3/4 - 27 1/8