Where to Buy

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Retailers' Descriptions

Here's what other sites are saying:

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.

- Backcountry.com refers to the men's version

The Smartwool PhD Run Short feature Merino where it matters most, next to your skin, for optimal thermoregulation. Add in seamless construction, and you've got extraordinary comfort from start to finish.

- CampSaver.com refers to the men's version

On Sale. Free Shipping. Smartwool Men's PhD Run Short FEATURES of the Smartwool Men's PhD Run Short Semi-Form Fit - Mid Rise Lightweight stretch-woven outer short with Merino brief inside for comfort and thermoregulation Fitted internal brief provides ultimate support with 4 Degree elite fit system Internal brief is seamlessly constructed with knit-in ventilation in high heat and sweat zones Secure back zip pocket with semiauto locking zipper pull 360Adeg reflectivity for visibility

- Moosejaw refers to the men's version

These quick-drying polyester shorts for women have soft merino-wool liner briefs for optimal temperature regulation next to your skin.

- REI refers to the men's version

CLOSEOUTS . The ultralight, breathable outer shorts of SmartWooland#39;s PhD Run shorts are layered over moisture-wicking, odor-resistant and ventilated inner briefs made of a soft merino wool blend. Available Colors: BLACK, GRAPHITE, ARCTIC BLUE. Sizes: M, L, S.

- Sierra Trading Post refers to the men's version