Outdoor Research Echo Boxer Brief – Men's long-sleeve and Black Sea colorways

and Black Sea colorways

or hunting approaches

XT-900 rubber in high-wear outsole zones adds durability where you actually need it

Breathable mesh panels vent heat during hard efforts

Virtually seamless toe reduces friction at a common hot spot — available in Black

Outdoor Research Echo Boxer Brief – Men's long-sleeve and Black Sea colorwaysFor high output days on trail, track, or in the backcountry, the Echo Boxer Brief is our pick for athletes who refuse to let their underwear slow them down. Fast drying, moisture wicking stretch fabric pulls sweat away and moves with you, so chafing and bunching stay out of the picture. A low profile waistband sits flat under shorts or base layers without rolling or digging in. Moisture wicking fabric pulls sweat away fast critical for Southern heat