With all of the features that the PhD® Run Ultra Light Micro offers, your newest technology may be in your sock drawer. Indestructawool™ technology provides you with enhanced durability, while a 4 Degree™ elite fit system makes for a performance oriented fit. And Shred Shield™ technology reduces wear and tear from your toes. It's breathable, comfortable, and built to help take you farther.

Features

• Sock Height: Micro
• Indestructawool™ technology for enhanced durability
• 4 Degree™ elite fit system for a dialed, performance-oriented fit
• Shred Shield™ technology reduces wear from toes

• Body-mapped mesh zones for added breathability
• Virtually Seamless™ toe for enhanced comfort
• Achilles tab designed to prevent sock from slipping down into footwear
• Made in USA of Imported Yarns: 45% Merino Wool, 50% Nylon, 5% Elastane