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From mountain trail runs to urban marathons, the SmartWool Men's PhD Run Short offers exceptional breathability and moisture-wicking performance. Its lightweight stretch-woven outer short provides full mobility for blasting past the competition, while the merino-blend inner brief wicks moisture off your skin for enhanced temperature regulation. Additionally, you'll find the inner brief is extremely comfortable against your skin with its seamless design and knit-in ventilation zones.

  • 86% polyester, 14% elastane (outer short)
  • 71% merino wool, 26% nylon, 3% elastane (inner brief)
  • Back zippered pocket
  • 360-degree reflectivity
  • Semi-fitted

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Men's PhD Run Shorts

Professional Ultra Runner and Fan Field Tester Jason Schlarb shares what makes the PhD Run Shorts perform so well out on the trail.