Smartwool put all of their smarts into these Women's Run Zero Cushion Low Ankle Socks. You won't break your stride, thanks to Indestructawool™ technology designed for added durability and an Achilles tab designed to help prevent sock slippage. And by adding our brand-new Shred Shield™ technology to one of our best running socks, the wear and tear from toes is reduced, helping you push toward your finish line and achieve higher mileage.

• Women's specific fit; narrower heel and slimmer fit
• Sock Height: Micro
• 4 Degree™ Elite Fit System for a dialed, performance-oriented fit with flex zone at ankle joint
• Indestructawool™ technology features a patent-pending construction method for exceptional durability and comfort
• PhD® built for Performance in the Highest Degree
• Shred Shield helps reduce wear from toes
• Achilles tab designed to prevent sock from slipping down into footwear
• Body-mapped mesh zones for added breathability
• Ultra Light Cushion for the absolute minimum between you and your shoes
• Virtually Seamless™ Toe has smoothed out toe seams for ultimate in-shoe fit and comfort
• Made in the USA with imported Yarn: 45% Merino Wool, 50% Nylon, 5% Elastane