Ideal for everyday wear and active pursuits alike, the Icebreaker Anatomica boxer briefs are made with ultralight merino wool for warmth and all-day comfort.

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Designed not to roll, ride up or constrict, the 3 in. inseam Patagonia Essential boxer briefs keep you comfortable from sunrise to sunset, with breathable, supersoft and chafe-free fabric.

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The 6 in. inseam Patagonia Essential boxer briefs keep you comfortable all day long with supersoft, chafe-free and breathable fabric and a design that never rolls, rides up or constricts.

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Supersoft, chafe-free and breathable fabric combines with a bulk-free fit and anti-roll waistband to make the Patagonia Essential boxers your go-to for all-day comfort.

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Our outdoor expertise doesn't stop at zip-off pants. The men's REI Co-op Everyday boxer briefs are built to traverse crags and run trails—or sit super comfortably while you plan those things.

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Our outdoor expertise doesn't stop at zip-off pants. The men's REI Co-op Everyday boxers are built to climb mountains and run marathons—or sit super comfortably while you plan those things.

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Our outdoor expertise doesn't stop at zip-off pants. The men's REI Co-op Everyday briefs are built to run trails and traverse mountains—or sit super comfortably while you plan those things.

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Built for a wide range of sports and outdoor activities, the Saxx Hot Shot boxer briefs come equipped with highly breathable, quick-drying DropTemp™ tech to keep you cool when temps are high.

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Stay dry on the trail in the soft, breathable and naturally odor-resistant REI Co-op Merino Boxer Brief Underwear for men. They're made to keep you comfy throughout the day.

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Stay dry on the trail in the soft, breathable and naturally odor-resistant REI Co-op Merino Boxers for men. They're made to keep you comfy throughout the day.

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Your underwear should deliver lasting comfort. Whether you're spending the day at work or a couple hours at the gym, Smartwool Merino Plant-Based Dye boxer briefs help you stay confidently comfy.

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A wide, merino-lined elastic waistband and flatlock seams help make Smartwool Merino Print boxer briefs your new favorite for any activity—from urban exploration to new trail adventures.

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Conquer your cold-weather workouts in the men's SportHill Northwind Unders underwear. They use strategically placed 3SP® fabric to keep you warm and protected from the wind.

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Built for travel and epic adventures, the Saxx Quest 2.0 boxer briefs are made from ultralight, quick-drying, pin-dot mesh fabric with an anti-fold waistband, ideal for on-the-go wash and wear.

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