PLEASE NOTE THAT THIS IS A ROUGH GUIDE AND NOT EXACT. THE SHAPE OF YOUR HEAD IS AS IMPORTANT AS THE MEASUREMENT WHICH MAY AFFECT THE FINAL FIT! THE FOLLOWING SIZES ARE AN APPROXIMATION AND ARE BASED ON AVERAGE HEAD SIZES. IN SOME CASES VARIATION MAY OCCUR.
***ATTENTION: IF YOU ARE ORDERING OUR SLIM LINE SKULL CAP, HAWK OR CRUISER AND FIND THAT YOU ARE IN BETWEEN SIZES, WE RECOMMEND ORDERING THE SMALLER SIZE.***
Helmet Sizes
Head Circumference Inches
Head Circumference Metric
Hat Sizes
3XS
17 1/8" - 18"
43.5 - 45.7 cm
5 4/9 - 5 3/4
2XS
18 1/8" - 19"
46 - 48.3 cm
5 3/4 - 6
XS
19 1/8" - 20"
48.6 - 50.8 cm
6 - 6 3/8
S
20 1/8" - 21"
51.1 - 53.3 cm
6 2/5 - 6 2/3
M
21 1/8" - 22"
53.7 - 55.9 cm
6 5/7 ? 7
L
22 1/8" - 23"
56.2 - 58.4 cm
7 - 7 1/3
XL
23 1/8" - 24"
58.7 - 60 cm
7 1/3 - 7 2/3
2XL
24 1/8" - 25"
61.3 - 63.5 cm
7 2/3 ? 8
3XL
25 1/8" - 26"
63.8 - 66 cm
8 ? 8 2/7
4XL
26 1/8" - 27"
66.4 - 68.6 cm
8 1/3 - 8 3/5
