Size Charts

Smartwool:

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Frequently Asked Questions on Sock Sizing:

Do Smartwool socks run big, small, or true to size?
Smartwool socks run true to size, based on your total foot length (and calf circumference, for compression socks). Refer to the sock size charts above to identify which size is right for you.

How do I know what size is right for me?
With proper foot length (and calf circumference, when applicable), you can reference the above Smartwool socks size chart to ensure the right size.

Will Smartwool socks shrink or stretch?
Not with proper care. Smartwool’s high-quality wool sock construction methods help your socks retain their shape and fit.