- SKU: #8810819
- From spring marathon training to fall trail runs, keep your cool with the Smartwool® PhD® Run Ultra Light Logo Crew sock!
- Sold as one-pair pack.
- Run-specific fit.
- PhD® technology is built for performance in the highest degree.
- 4 Degree™ Elite Fit System uses two elastics for greater stretch and recovery to keep the sock in place.
- Men's-specific mesh ventilation zones provide additional breathability and moisture management.
- Indestructawool™ technology features a patent-pending construction method for exceptional durability and comfort
- 200 needle construction provides highest knit density while maintaining ultra light weight.
- Minimal cushioning for maximum next-to-foot performance without added bulk.
- Virtually Seamless™ toe.
- 49% nylon, 46% wool, 5% elastane.
- Machine wash, tumble dry.
- Made in the USA.
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If, for any reason, you are unsatisfied with your purchase from Zappos Retail, Inc. you may return it in its original condition within 365 days for a refund. We'll even pay for return shipping!