Alpinestars Men's Boots Size Chart

EURO SIZE 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
US SIZE 3.5 4 5 6 6.5 7.5 8 9 9.5 10.5 11.5 12 12.5 13.5 14
JAPAN SIZE 22.5 23 24 25 25.5 26 26.5 27.5 28.5 29.5 30 30.5 31.5 32 33
INSIDE LENGTH (CM) 22.5 23 24 25 25.5 26 26.5 27.5 28.5 29.5 30 30.5 31.5 32 33
INSIDE LENGTH (INCHES) 8.8 9 9.4 9.8 10 10.2 10.4 10.8 11.2 11.6 11.8 12 12.4 12.6 13
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