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Smith Helmet Size Chart


Shop our full selection of ski helmets

If you are between sizes, opt for the larger size. Most Smith helmets that we sell are equipped with the BOA system, which allows you to fine-tune the fit. Also consider if you'll be wearing a thin hat under your helmet. As always if you have any questions please do not hesitate to call and speak to one of our experts at 303.237.7547. We would love to chat with you!

Smith Helmet SizeHead Circumference (inches)Head Circumference (cm)Hat Size
Small20 1/8 - 21 5/851 - 556 3/8 - 6 7/8
Medium21 5/8 - 23 1/855 - 596 7/8 - 7 3/8
Large23 1/8 - 24 5/859 - 637 3/8 - 7 7/8
X-Large24 5/8 - 26 3/863 - 677 7/8 - 8 3/8

Note: Head circumference should be measured around your head where a baseball cap would typically sit.

Get safe and stylish protection for your noggin!



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