Men's Smartwool PhD Run Ultra Light Micro Socks
Which feature of this sock do you most admire? The newest woven-in technology features enhanced durability, a performance oriented fit, and less chance of wear and tear from your toes. It's breathable, comfortable, and built to help take you farther. Made In USA. 45% Merino Wool, 50% Nylon, 5% Elastane.