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Product Innovation

Every pair of BN3TH underwear maximizes your comfort-leaving you free to focus on everything else. We were the first to create underwear with a three-dimensional pouch, and our patented MyPakage Pouch Technology™ remains the key to our uniquely supportive fit.

Men's Comfort | Boxer Briefs | No More BSTLSHOP OUR TOP SELLERS



 

 

Satisfaction Guarantee

We can only talk about pouches and support so much before it starts getting weird. You'll just have to try a pair for yourself! Go ahead- we literally guarantee that you'll love them.

 

Sustainability Page

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Breathe easy no matter where your day takes you


CLASSIC

TENCEL™ MODAL
• Sustainable TENCEL™ Modal Fibers
• Insanely Soft
• Naturally Breathable
• Shrink Free


Available in: Boxer Briefs, Trunks & Full Lengths

classic boxer brief

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INFINITE

INFINITE W/ XT2™
• XT2™ No Stink Technology
• Continuously Eliminates Odor
• Sustainably Soft Modal
• Enhanced Breathability
• Shrink Free


Available in: Boxer Briefs, Crew Tee

infinite boxer brief

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Go ahead, get sweaty

ENTOURAGE W/
ECO DRY

ECO DRY
• Post-Consumer Recycled Polyester
• Enhanced Breathability
• Moisture Wicking
• Shrink Free
• Wide Waistband


Available in: Boxer Briefs

entourage boxer brief

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Kick Back & Relax


SLEEPWEAR

TENCEL™ MODAL
• Sustainable TENCEL™ Modal Fibers
• Unisex: Designed for Everyone
• Insanely Soft
• Naturally Breathable
• Shrink Free


Available in: Short & Full Length

sleepwear short

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T-SHIRTS

TENCEL™ MODAL
COTTON BLEND

• Sustainable TENCEL™
Modal Fibers Blended With Cotton
• Relaxed fit
• Insanely Soft
• Naturally Breathable
• Shrink Free


Available in: Select Tee & Crew Tee

t-shirt

SHOP T-SHIRTS

JOGGER

FRENCH TERRY COTTON
• Relaxed Fit
• Drawstring Waistband
• Unisex: Designed for Everyone
• Sleek Pocket Designs


Available in: Jogger

jogger

SHOP JOGGERS