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5+5 FREE
product photo — boxer worn · close-up
95% Bamboo
Long-fiber
Stable cut
Anti ride-up
45-day trial
No strings
Bamboo boxer — original edition

No more chafing. The boxer that stays put from morning till night.

  • Long-fiber bamboo soft as a second skin
  • Anti-ride-up cut — zero adjusting, zero chafing
  • Worn 9am to 9pm, from desk to gym
★★★★★ 4.8/5 · 1,247 reviews 45-day trial · free size exchanges
45-day wear trialsatisfied or refunded
Free size exchangesup to 2 times
24h shippingfrom our EU warehouse
Pay in 3 — no feesvia Alma
The Orion world

Built for every layer
you wear every day.

We started with boxers. The method stays the same: noble materials, the right cut, direct price.

Our customers say it best
Excellent
4.8 out of 5 · 1,247 verified reviews ·
The real cause

Your chafing isn't coming from your skin.
It's coming from the wrong pairing.

It's not a sweat problem. It's a loop: wrong fabric, wrong cut, moisture builds up, friction starts, you re-adjust every hour. We call it the Hot-Friction-Damp Loop™. Once you name it, you can fix it.

01

Wrong fabric

Cotton holds moisture, synthetics don't breathe. Both work against you, especially after 11am.

02

Trapped moisture

Sweat sits. Skin heats up. Friction starts. It's mechanical, not hygienic.

03

Ride-up & chafing

The boxer rides up, rubs the thighs, marks the waistband. By 4pm it's all you think about.

04

You re-adjust

15 times a day. The loop repeats. 11 years on average per a British study cited by Esquire.

COMFORTCORE™
5 years
of fabric + cut R&D
Our solution

The pairing that breaks the loop: long-fiber bamboo + a cut that stays in place.

Not a technical boxer. Not an eco boxer. Both. The softest fabric we could find, cut to never move again.

96% long-fiber bamboo

Viscose woven from extra-long fibers: second-skin softness, less pilling, better skin tolerance. No short-shred bamboo, no marketing trick.

Targeted AirMesh™

Vented panels placed only where heat builds up. Moisture is wicked away before it turns into odor or irritation.

ComfortLock™ waistband

Thick elastic that holds without doubling up. Stays in place all day. No marks under your shirt.

Anti-ride-up patterning

The cut is tested in regular and Long-Leg fits. No more riding up during a squat or a long sit.

Flat seams · printed label

Zero scratching, zero itching. Built for sensitive skin and regular skin alike.

Soft as a second skin Zero adjusting, zero chafing 95% long-fiber bamboo 45-day wear trial Soft as a second skin Zero adjusting, zero chafing 95% long-fiber bamboo 45-day wear trial
Who it's built for

Three men. Three problems. One root cause.

We sat down with the ORION team and three customer profiles. They told us what nobody else really serves well.

PROFILE 01 Office

Jean-Pierre, 45 years old

IT Manager · French Riviera · 154-165 lbs · suit and tie weekdays

« I was looking for boxers I could forget about at the office. Worn until 9 PM without adjusting them all day. »

For Jean-Pierre, we optimized office breathability and the ComfortLock™ waistband that doesn't mark your shirt.

Recommended ORION ComfortCore™ · 7-Day Pack
PROFILE 02 Sport

Marc, 38

Runner · Lyon · 3-5 sessions per week · suit at work

« I had a dilemma: if I chose sport boxers, I got an uncomfortable fit. »

For Marc, the Long-Leg version cuts thigh chafing at 20 km, and the bamboo prevents that synthetic post-workout smell.

Recommended ORION ComfortCore™ · Long-Leg · Sport Duo
PROFILE 03 Sensitive skin

Paul, 40

IT · Lille · history of eczema, reacts to dyes and elastics

« An eczema flare-up because of a poorly cut waistband? No thanks—I want something you can’t feel. »

For Paul: a clear composition—95% bamboo viscose + 5% elastane—flat seams, printed label, and a 45-day wear trial.

Recommended ORION Sensitive-Skin · Discovery Pack 2+1
Real composition

We tell you everything. Including what others hide.

The word "bamboo" has become a marketing term. At Orion, we print the exact percentage on every boxer, and we explain each ingredient.

Long-fiber bamboo viscose softness, thermo-regulation
95%
LYCRA® elastane hold, snap-back, anti ride-up
5%
Azo-free dyes OEKO-TEX® Standard 100 certified
Flatlock seams 4 needles, no inner ridge
+47,000
Men outfitted
4.8/5
1,247 verified reviews
94%
Would recommend to a friend
5 years
Fabric + cut R&D
#WornByOrion

Tagged by 47,000 men.

See it all on Instagram
@alekslebg
★★★★★ @alekslebg
@marc.b
@marc.b
@karim.runs
@karim.runs
UGC
★★★★★
@paul.40
@paul.40
UGC
@antoine_v
★★★★★ @antoine_v
@chefstephane
@chefstephane
UGC
★★★★★
@vincent.g
@vincent.g
UGC
UGC
★★★★★
Verified reviews

They stopped thinking about it.

4.8
★★★★★
1,247 verified reviews · Trustpilot
★★★★★

« The bamboo tee is so soft I sleep in it. My old Hanes are staying in the drawer. »

Antoine V. · 52 years old · Bordeaux ✓ Verified buyer
★★★★★

« The bamboo socks have replaced all my cotton ones. No more sweaty feet in meetings. »

Pierre B. · 38 years old · Paris ✓ Verified buyer
★★★★★

« The quarter-zip has replaced my cheap fleece for 6 months. Stays dry under my jacket. »

Vincent G. · 49 years old · Paris ✓ Verified buyer
★★★★★

« I thought it was just another "premium" boxer. Three weeks later, I threw the others away. I don't have to readjust anymore, period. »

Thomas L. · 41 years old · Paris ✓ Verified buyer
★★★★☆

« Home jogger you can wear out for errands without a second thought. »

Stéphane F. · 48 · Marseille ✓ Verified buyer
★★★★★

« Tech tee that dries in 15 min. No more "should I wash it or wear another one" debate. »

Florian M. · 36 years old · Strasbourg ✓ Verified buyer
★★★★★

« Sport socks Coolmax: no blisters over 25 km. Dry in 1 hour after washing. »

Karim B. · 34, Lyon ✓ Verified buyer
★★★★★

« The Long-Leg for running—no more thigh chafing after 15 km. And it dries so fast I can wear it again in the evening. »

Karim B. · 34 years old · Lyon ✓ Verified buyer
★★★★★

« I am allergic to anything with visible elastic. This is the first one that doesn't trigger a reaction. What a relief. »

Antoine V. · 52 years old · Bordeaux ✓ Verified buyer
★★★★☆

« Top comfort, truly surprised by the lack of marks on the shirt. I would have liked a darker anthracite. »

Sébastien R. · 47, Nantes ✓ Verified buyer
★★★★★

« My husband used to wear 4 different brands. Since Orion, he has just one drawer, and that's it. That says it all. »

Marie-Claire D. · 39 years old · Toulouse ✓ Verified buyer
★★★★★

« 11 hours on my feet in the kitchen, and I used to end every shift with a towel tucked in there. First real change in 20 years on the job. »

Stéphane F. · 48 years old · Marseille ✓ Verified buyer
Read all 1,247 reviews
They tag us

Life in ORION, told by them.

Lounge · Saturday morning joggers
Home 0:25
T
@thomas.l
« The joggers you'll want to wear all day. »
Sport · Morning Quarter-Zip
Sport 0:22
K
@karim.runs
« Quarter-zip at 8 AM, morning run. »
Office 0:20
T
@thomas.l
« Suit + bamboo. 12 hours, zero odor. »
First day at the office
Office 0:22
T
@thomas.l
« First day without thinking about it. »
Socks – 10K Run
Sport 0:24
K
@karim.runs
« 10 km Coolmax. Dry feet. »
Sport · hybrid city shorts
Lifestyle 0:18
M
@marc.travels
« From your run to running errands—no need to change. »
Lounge · bamboo travel tee
Travel 0:20
M
@marc.travels
« Bamboo tee for a 12-hour flight. »
Long-Leg Morning Run
Sport 0:18
K
@karim.runs
« 15 km, zero chafing. »
Socks · seamless
Detail 0:15
O
@orionmen
« Seamless toe, close-up. »
Sport · anti-odor tech tee
Test 0:30
O
@orionmen
« Test 3 workouts, 0 washes in between. »
Lounge · Tank Undershirt
Details 0:15
O
@orionmen
« Invisible tank under white shirt. »
Unboxing pack 5+5
Unboxing 0:34
A
@antoine_v
« The pack that won me over. »
founder portrait
A word from the founder

« I spent two years re-adjusting my boxer between 9am and 6pm. I figured a few million of us were doing the same without talking about it. ORION was born exactly from that frustration: a product you forget you're wearing. If we miss the mark, we refund — I insist on that. »

— Lucas D., founder · 2023
The original offer

Buy 5, get 5 free.

The pack that has you covered. Two full weeks in bamboo, in your size. If you're not sold after 45 days, we refund every cent.

5+5 FREE
€59.99 €199.90
That's €5.99 per piece — the best price across every pack.
  • 10 ORION ComfortCore™ boxers
  • Free shipping, 24h dispatch
  • 45-day wear trial · free size exchanges
  • Pay in 3 with no fees via Alma
Frequently asked

Straight answers.

Why bamboo rather than organic cotton?

Cotton holds moisture up to 27% of its weight before releasing it. Long-fiber bamboo wicks it away. Over 11 hours worn, it changes everything: skin stays dry, friction never starts, you forget you're wearing underwear.

Is it really bamboo or bamboo viscose?

Long-fiber bamboo viscose, at 95%. The raw fiber is cellulosic, so it goes through a chemical process to become textile (like linen, silk). At Orion: long-fiber viscose = durable softness, OEKO-TEX® Standard 100 certified. We don't sell short-shred bamboo in disguise.

Which size if I'm between two?

Take the smaller size. The ORION cut has 5-8% more stretch than the average — it adjusts without squeezing. If in doubt, we exchange free twice.

How do I wash it?

Machine wash 30°C, inside out, in a mesh bag if possible. No tumble dryer, to protect the elastane. Washed like this, the boxer holds its shape for at least 18 months (tested in-house over 200 cycles).

What if it doesn't fit me after 45 days?

You send it back, we refund everything. No conditions. No need to be unworn — you wore it, that was the point. It's the only way to be sure.

Where is it made?

Weaving and finishing in Turkey (Izmir) at a partner workshop we audit twice a year. The fiber comes from China (Sichuan) — there's no European production of weavable bamboo to date. Packing and customer care from our EU operations team.