Nikko Helmets Size Chart

Nikko Helmets Size Chart

Size Hat Size Inches Centimeters
Youth Small 18-1/2 - 18-7/8 47-48
Youth Medium 19-1/4 - 19-5/8 49-50
Youth Large 20 - 20-1/2 51-52
X-Small 6-5/8 - 6-3/4 20-7/8 - 21-1/4 53-54
Small 6-7/8 - 7 21-5/8 - 22 55-56
Medium 7-1/8 - 7-1/4 22-3/8 - 22-3/4 57-58
Large 7-3/8 - 7-1/2 23-1/8 - 23-3/4 59-60
X-Large 7-5/8 - 7-3/4 24 - 24-3/8 61-62
2X-Large 7-7/8 - 8 24-3/4 - 25-1/8 63-64
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