Adult Helmet Fit Guidelines (MFR's General)
INSTRUCTION:
*Wrap a cloth measuring tape around your head just above your eyebrows. Pull
the tape comfortably snug, and read the length. Figure your hat size, then
convert to helmet size.
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Adult Helmet Fit Guidelines (MFR's General)
|
|
Brand
|
XXS
|
XS
|
S
|
M
|
L
|
XL
|
XXL
|
XXXL
|
4XL
|
5XL
|
|
|
Answer
|
n/a
|
211/4
|
215/8
|
223/8
|
231/8
|
231/2
|
241/4
|
245/8
|
n/a
|
n/a
|
inches
|
|
n/a
|
53 - 54
|
55 - 56
|
57 - 58
|
59 - 60
|
61 - 62
|
63 - 64
|
65 - 66
|
n/a
|
n/a
|
cm.
|
|
n/a
|
65/8- 63/4
|
67/8- 7
|
71/8- 71/4
|
73/8- 71/2
|
75/8- 73/4
|
8
|
83/4- 81/2
|
n/a
|
n/a
|
hat size
|
|
Azonic
|
203/4- less
|
203/4- 201/2
|
211/2- 221/4
|
221/4- 23
|
23 - 233/4
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233/4- 241/2
|
241/2- 251/2
|
251/2 or greater
|
n/a
|
n/a
|
inches
|
|
> 52
|
52 - 54
|
54 - 56
|
56 - 58
|
58 - 60
|
60 - 62
|
62 - 64
|
< 64
|
n/a
|
n/a
|
cm.
|
|
> 61/2
|
61/2- 63/4
|
63/4- 7
|
7 - 71/4
|
71/4- 71/2
|
71/2- 73/4
|
73/4- 81/8
|
< 81/8
|
n/a
|
n/a
|
hat size
|
|
Bell
|
n/a
|
207/8- 211/4
|
215/8- 22
|
223/8- 223/4
|
231/4- 235/8
|
24 - 243/8
|
243/4- 251/4
|
n/a
|
n/a
|
n/a
|
inches
|
|
n/a
|
53- 54
|
55 - 56
|
57 - 58
|
59 - 60
|
61 - 62
|
63 - 64
|
n/a
|
n/a
|
n/a
|
cm.
|
|
n/a
|
65/8- 63/4
|
67/8- 7
|
71/8- 71/4
|
73/8- 71/2
|
75/8- 73/4
|
77/8- 8
|
n/a
|
n/a
|
n/a
|
hat size
|
|
Fly
|
n/a
|
207/8- 211/4
|
215/8- 22
|
223/8- 223/4
|
231/8- 231/2
|
24 - 24 3/8
|
251/8- 251/2
|
n/a
|
n/a
|
n/a
|
inches
|
|
n/a
|
n/a
|
n/a
|
n/a
|
n/a
|
n/a
|
n/a
|
n/a
|
n/a
|
n/a
|
cm.
|
|
n/a
|
65/8- 63/4
|
67/8- 7
|
71/8- 71/4
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73/8- 71/2
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75/8- 73/4
|
75/8- 73/4
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n/a
|
n/a
|
n/a
|
hat size
|
|
Fox Racing
|
n/a
|
201/2- 211/8
|
211/4- 221/8
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223/8- 231/8
|
231/4- 233/4
|
237/8- 243/4
|
247/8- 253/4
|
n/a
|
n/a
|
n/a
|
inches
|
|
n/a
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52 - 53
|
54 - 55
|
57 - 59
|
58 - 60
|
60 - 63
|
62 - 65
|
n/a
|
n/a
|
n/a
|
cm.
|
|
n/a
|
n/a
|
n/a
|
n/a
|
n/a
|
n/a
|
n/a
|
n/a
|
n/a
|
n/a
|
hat size
|
|
HJC
|
20 - 201/2
|
207/8- 211/4
|
215/8- 22
|
221/2- 227/8
|
231/4- 235/8
|
24 - 243/8
|
243/4- 251/4
|
255/8- 26
|
n/a
|
n/a
|
inches
|
|
51 - 52
|
53 - 54
|
55 - 56
|
57 - 58
|
59 - 60
|
61 - 62
|
63 - 64
|
65 - 66
|
n/a
|
n/a
|
cm.
|
|
63/8- 61/2
|
65/8- 63/4
|
67/8- 7
|
71/8- 71/4
|
73/8- 71/2
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75/8- 73/4
|
77/8- 8
|
81/8- 81/4
|
n/a
|
n/a
|
hat size
|
|
KBC
|
n/a
|
n/a
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21.7 - 22
|
22.4 - 22.8
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23.2 - 23.6
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24 - 24.4
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24.8 - 25.2
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n/a
|
n/a
|
n/a
|
inches
|
|
n/a
|
n/a
|
55 - 56
|
57 - 58
|
59 - 60
|
61 - 62
|
63 - 64
|
n/a
|
n/a
|
n/a
|
cm.
|
|
n/a
|
n/a
|
63/4- 67/8
|
7 - 71/8
|
71/4- 73/8
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71/2- 75/8
|
73/4- 77/8
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n/a
|
n/a
|
n/a
|
hat size
|
|
M2R
|
201/2- 207/ 8
|
211/4- 215/8
|
22 - 223/8
|
223/4
|
231/8- 231/2
|
24 - 243/4
|
251/8- 251/2
|
n/a
|
n/a
|
n/a
|
inches
|
|
52 - 53
|
54 - 55
|
56 - 57
|
58 - 59
|
60 - 61
|
62 - 63
|
64 - 65
|
n/a
|
n/a
|
n/a
|
cm.
|
|
61/2- 65/8
|
63/4- 67/4
|
7 - 71/8
|
71/4
|
73/8- 71/2
|
75/8- 77/8
|
8 - 81/8
|
n/a
|
n/a
|
n/a
|
hat size
|
|
Brand
|
XXS
|
XS
|
S
|
M
|
L
|
XL
|
XXL
|
XXXL
|
4XL
|
5XL
|
|
|
Moose
|
n/a
|
201/2- 207/8
|
211/4- 215/8
|
22 - 223/8
|
223/4- 231/8
|
231/2- 24
|
243/8- 243/4
|
n/a
|
n/a
|
n/a
|
inches
|
|
n/a
|
52 - 53
|
54 - 55
|
56 - 57
|
58 - 59
|
60 - 61
|
62 - 63
|
n/a
|
n/a
|
n/a
|
cm.
|
|
n/a
|
61/2- 65/8
|
63/4- 67/8
|
7 - 71/8
|
71/4- 73/8
|
71/2- 75/8
|
73/4- 77/8
|
n/a
|
n/a
|
n/a
|
hat size
|
|
MSR
|
211/8
|
211/4
|
215/8 - 22
|
223/8 - 223/4
|
231/8
|
231/2 - 24
|
243/8 - 241/4
|
n/a
|
n/a
|
n/a
|
inches
|
|
53
|
54
|
55 - 56
|
57 - 58
|
59
|
60 - 61
|
62
|
n/a
|
n/a
|
n/a
|
cm.
|
|
63/8- 61/2
|
63/4
|
67/8- 7
|
71/8- 71/4
|
73/8
|
71/2- 75/8
|
73/4
|
n/a
|
n/a
|
n/a
|
hat size
|
|
No Fear
|
n/a
|
21 - 211/2
|
211/2- 22
|
221/2- 23
|
23 - 231/2
|
24 - 241/2
|
241/2- 25
|
n/a
|
n/a
|
n/a
|
inches
|
|
n/a
|
53 - 54
|
54 - 55
|
57 - 58
|
58 - 59
|
61 - 62
|
62 - 63
|
n/a
|
n/a
|
n/a
|
cm.
|
|
n/a
|
n/a
|
n/a
|
n/a
|
n/a
|
n/a
|
n/a
|
n/a
|
n/a
|
n/a
|
hat size
|
|
O'Neal
|
n/a
|
201/2- 211/8
|
211/4- 221/8
|
223/8- 231/8
|
231/4- 233/4
|
237/8- 233/4
|
247/8
|
n/a
|
n/a
|
n/a
|
inches
|
|
n/a
|
n/a
|
57
|
59
|
61
|
63
|
65
|
n/a
|
n/a
|
n/a
|
cm.
|
|
n/a
|
n/a
|
7
|
71/4
|
71/2
|
73/4
|
8
|
n/a
|
n/a
|
n/a
|
hat size
|
|
One Industries
|
n/a
|
207/8- 211/4
|
213/8- 22
|
221/8- 227/8
|
231/8- 237/8
|
24 - 241/2
|
245/8- 251/2
|
n/a
|
n/a
|
n/a
|
inches
|
|
n/a
|
53 - 54
|
55 - 56
|
57 - 58
|
59 - 60
|
61 - 62
|
63 - 64
|
n/a
|
n/a
|
n/a
|
cm.
|
|
n/a
|
65/8- 63/4
|
63/4- 7
|
7 - 71/4
|
71/4- 71/2
|
71/2- 73/4
|
73/4- 8
|
n/a
|
n/a
|
n/a
|
hat size
|
|
Troy Lee Designs
|
n/a
|
20 7/8 - 21 1/4"
|
21-5/821 1/4 - 22"
|
22 - 22 3/4"
|
22 3/4 - 23 5/8"
|
23 5/8 - 24 1/2"
|
24 1/2 - 24 7/8"
|
n/a
|
n/a
|
n/a
|
inches
|
|
n/a
|
53 - 54
|
54 - 56
|
56 - 58
|
58 - 60
|
60 - 62
|
62 - 63
|
n/a
|
n/a
|
n/a
|
cm.
|
|
n/a
|
65/8- 6
|
63/4- 7
|
7 - 71/4
|
71/4- 7
|
71/2- 73/4
|
73/4- 77/8
|
n/a
|
n/a
|
n/a
|
hat size
|
|
Shoei
|
211/8
|
211/4
|
215/8
|
223/8
|
231/8
|
231/2
|
241/4
|
245/8
|
n/a
|
n/a
|
inches
|
|
51 - 52
|
53 - 54
|
55 - 56
|
57 - 58
|
59 - 60
|
61 - 62
|
63 - 64
|
65 - 66
|
n/a
|
n/a
|
cm.
|
|
63/8- 61/2
|
65/8- 63/4
|
67/8- 7
|
71/8- 71/4
|
73/8- 71/2
|
75/8- 73/4
|
77/8- 8
|
83/8- 81/2
|
n/a
|
n/a
|
hat size
|
|
Thor
|
201/2
|
207/8- 211/4
|
215/8- 22
|
223/8- 223/4
|
231/8- 231/2
|
24 - 243/8
|
243/4- 251/8
|
n/a
|
n/a
|
n/a
|
inches
|
|
52
|
53 - 54
|
55 - 56
|
57 - 58
|
59 - 60
|
61 - 62
|
63 - 64
|
n/a
|
n/a
|
n/a
|
cm.
|
|
61/2
|
65/8- 63/4
|
67/8- 7
|
71/8- 71/4
|
73/8- 71/2
|
75/8- 73/4
|
77/8- 8
|
n/a
|
n/a
|
n/a
|
hat size
|
|
Vega
|
n/a
|
20.87 - 21.26
|
21.65 - 22.05
|
22.44 - 22.83
|
23.23 - 23.62
|
24.02 - 24.41
|
24.80 - 25.20
|
25.60 - 26.00
|
26.40 - 26.80
|
27.00 - 27.50
|
inches
|
|
n/a
|
53 - 54
|
55 - 56
|
57 -58
|
59 -60
|
61 - 62
|
63 - 64
|
65 - 66
|
67 - 68
|
69 - 70
|
cm.
|
|
n/a
|
65/8- 63/4
|
67/8- 7
|
71/8- 71/4
|
73/8- 71/2
|
75/8- 73/4
|
77/8- 8
|
81/8- 81/4
|
83/8- 81/2
|
85/8- 83/4
|
hat size
|
