Size Chart
Smartwool Size Chart

$0.00 USD
Socks
| Size | U.S. Men's Shoe Size | U.S. Women's Shoe Size | Euro Shoe Size |
|---|---|---|---|
| S | 3-5.5 | 4-6.5 | 34-37 |
| M | 6-8.5 | 7-9.5 | 38-41 |
| L | 9-11.5 | 10-12.5 | 42-45 |
| XL | 12-14.5 | N/A | 46-49 |
| XXL | 15-17.5 | N/A | 50-53 |
In stock| New gear ? Brand new, factory fresh gear.
SKU:ES3RP-03-MD
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Your feet deserve a running sock that actually keeps up with you. Smartwool's Run Zero Cushion Ankle delivers premium merino wool comfort without the bulk—think lightweight support that breathes like a dream. Merino naturally regulates temperature and resists odor, so your socks stay fresh mile after mile. The targeted cushioning in high-impact zones keeps impact at bay, while the ankle cut stays put through every stride. Whether you're crushing a 5K or logging easy miles, these socks are your secret weapon for happier feet.

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