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Helmet Sizing

head.jpgTO DETERMINE HAT SIZE, measure around your head just above the ears and eyebrows. 

Take this dimension in inches and divide by 3.14. This will give your hat size. 

EXAMPLE:

For a head measuring 23.5 inches - 
dividing 23.5 by 3.14 yields 7.48 - 
7.48 equates to a 7-1/2 hat size.

See chart below to convert from hat size 
to helmet size. 

NOMINALSIZE HAT SIZE
SMALL 6-5/8 to 6-7/8
MEDIUM 6-7/8 to 7-1/8
LARGE 7-1/8 to 7-3/8
X-LARGE 7-3/8 to 7-5/8
XX-LARGE 7-5/8 & UP