It only takes one walk, workout, or hike in the SmartWool Women's PhD Outdoor Ultra Light Micro Sock to understand why cotton or other blended versions can't compete. The effective blend of nature's finest fiber and functional synthetics means you suffer less soggy foot and more happy trails, and super-low cut means your ankle has plenty of breathing room.

• Material: 50% merino wool, 49% nylon, 1% elastane
• Height: 1.5 in micro
• Weight: lightweight
• Recommended Use: hiking & camping
• Manufacturer Warranty: 2 years

Material: 50% merino wool, 49% nylon, 1% elastaneSmartWool