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New Customers get $15

New customers get $15 of their first order of $150 or more. Valid for new customers only at skirack.com. And yes, now you can stack this reward with your ProPerks :)

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It's our mission to provide you with the lowest price. If you find an item in stock online from an authorized retailer at a lower final price (after tax + shipping costs), we’ll beat it by 5%.

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Size Chart - Giro Helmets

Giro Helmet Sizing

To work properly, a bike helmet must fit right and be worn properly. In order to offer you the best value and fit possible, Giro makes helmets in many sizes, including:

  • Large: 59-63 cm / 23.25 - 24.75 in.
  • Medium: 55-59 cm / 21.75 - 23.25 in.
  • Small: 51-55 cm / 20-21.75 in.
  • Universal Fit Adult: 54-61cm / 21.25 - 24 in.
  • Universal Fit Women’s: 50-57cm / 19.75 - 22.5 in.
  • Universal Fit Youth: 50-55cm / 19.75 - 21.75 in.
  • Infant: 47-52cm / 18.5 - 20.5 in.

In order to determine the size you need, you can measure the circumference around your head. Simply wrap a measuring tape around your head, being sure to locate the tape just above your ears and keeping the tape level front to back. .