CW-X anticipates the needs of a runner who trains in cooler temperatures by designing a tight that keeps you warm without overheating and helps you get the most out of every mile you log. ; Ideal worn alone in milder temperatures or as a base layer in cold weather conditions. ; Gender-specific anatomic construction delivers a better fit and increased comfort. ; The Support Web provides targeted support to the lower back, core, knee joints and surrounding muscles for greater stability and power. ; WarmStretch temperature-regulation fabric maintains a constant comfortable surface temperature, provides quick-dry moisture wicking, and UPF 50+ protection from the sun during outdoor use. ; Graduated compression increases blood flow to aid in the removal of lactic acid. As a result, muscle repair is accelerated while swelling and soreness are reduced. ; Silver fiber technology prevents bacterial growth to minimize odor and maintain freshness. ; Reinforced elastic waist with interior drawstring provides a secure fit. ; Interior key pocket. ; Flat seams reduce chafing and increase comfort. ; Reflective logos increase visibility in low-light conditions. ; Body: 90% polyester, 10% spandex. Support Panel: 80% nylon, 20% Lycra spandex. ; Machine wash cold, line dry in shade. ; Imported. ; 35 outseam. ; 28 inseam. ; 10 front rise. ; 15 back rise. ; 8 leg opening.