Smartwool's best fitting, most advanced run socks yet, they packed years of testing, prototypes and running smarts into these socks. Featuring Light Elite cushioning in the ball and heel of the foot for ultimate shock absorption with minimal in-shoe volume, women's-specific mesh ventilation zones and a Virtually Seamless toe.

Features

• PhD - Built for Performance in the Highest Degree
• 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
• Light Elite Cushioning - Maximum impact protection with targeted cushioning on the ball and heel of the foot. Designed specifically for runners.
• Sock Height: Micro
• Body-mapped mesh zones for added breathability
• Virtually Seamless toe for enhanced comfort
• Achilles tab designed to prevent sock from slipping down into footwear
• Women's specific fit: narrower heel and overall slimmer fit
• Made in USA of Imported Yarn: 56% Merino Wool, 41% Nylon, 3% Elastane