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Men's PhD® Cycle Ultra Light Micro Socks
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Men's PhD® Cycle Ultra Light Micro Socks


- White


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These are the lightest Merino socks on the market. They feature the 4 Degree™ elite fit system, a virtually seamless toe, and patented technology to help make them outlast a year's worth of centuries.



Built for Performance in the Highest Degree

4 Degree™ Elite Fit System
4 Degree™ Elite Fit System

Uses two elastics for greater stretch and recovery to keep the sock in place


Patented ReliaWool™™ technology in high impact areas provides superior durability

Ultra Light Cushion
Ultra Light Cushion

Non-cushioned for maximum performance in close-fitting cycling shoes


  • Strategically placed mesh ventilation zones provide ventilation for temperature and moisture management
  • Virtually seamless toe
  • 1.5" overall height
  • Sock Height: Micro
  • Knit in USA of Imported Yarn: 54% Merino Wool, 42% Nylon, 4% Elastane
  • Style: SW0SW071


  • Machine Wash Warm Gentle Cycle.
  • Do Not Bleach.
  • Tumble Dry Low.
  • Do Not Iron.
  • Do Not Dry Clean.