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Giro Sizing Information


Giro Sizing Information
Helmets
Size SM MD LG XL
Head circumference 51-55cm 55-59cm 59-63cm 61-65cm
Adult Uni Size Helmets
  mens uni ladies uni    
Head circumference 54-61cm 50-57cm    
socks
SM MD LG XL  
36-39 40-42 43-45 46-48  
Infant/Child Uni Size Helmets
  Infant Uni Size Child Uni Size    
Head circumference 46-50cm 50-54cm    

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