These are the softest boxers you'll own.

And still the ones you reach for before every workout, hike, or pickup game.
With Kumori, you don’t have to choose between support and comfort.

Shop Modal Boxer Briefs

Squat Proof

Crazy Soft

Perfect Fit Guarantee

"i wore these all day then just kept them on for a jog... and they were literally the best pair ive ever worn running"

Rory S.

Beige underwear with text: 'Cozy enough to nap in. Tough enough to lift in.'

Shop our active boxer briefs with confidence.

Our Perfect Fit Guarantee means if you choose the wrong size, we’ll swap them for the right one.

A minimalist desk with a lamp, plant, laptop, notebooks, and coffee beans.

Modal Boxer Brief 6.5"

$32

Most Coverage

Supportive & Soft Modal

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Modal Trunk 2.5"

$32

Low Profile Fit

Supportive & Soft Modal

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Bamboo Boxer Brief 5"

$32

Ultra Breathable

Relaxed Fit

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Underwear that won't screw up your workout.

No flopping. No mid-set adjusting.

Just steady support during any activity.

Hot, sweaty legs? Not in these.

Breathable fabric lets heat out and air in. You stay cool and dry.

Don’t be the smelly guy at the gym.

These wick sweat, dry fast, and stay fresh.

Shop 6.5" Boxer Briefs

Over 100,000 pairs sold. Here's what guys are saying

Seriously good quality. Great fit. Support that doesnt move around. Very flattering.

Probably the best underwear I’ve ever bought. I have ordered twice now and will definitely be ordering again.

Love these!

Love this underwear! So comfortable!

I like Kumori boxer briefs. Breathability and comfort. Tight woven thigh bands for zero bunch up. Comfortable waist band stays in place and amazing colors. Fancy underwear usually has no fly. Kumori has the the fly. I love this fancy underwear feature.

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Over 100,000 pairs sold. Here's what guys are saying

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