AFX HELMET SIZE CHART
|. SIZE|. INCHES|. CM|. HAT SIZE|
|_. XS|20 7/8 – 21 1/4|53-54|6 5/8 – 6 3/4|
|_. SMALL|21 5/8 – 22|55-56|6 7/8 – 7|
|_. MEDIUM|22 3/8 – 22 3/4|57-58|7 1/8 – 7 1/4|
|_. LARGE|23 1/8 – 23 1/2|59-60|7 3/8 – 7 1/2|
|_. X-LARGE|24 – 24 13/16|61-62|7 5/8 – 7 3/4|
|_. XX-LARGE|24 3/4 – 25 1/8|63-64|7.875 – 8|
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