#1 Bestseller of 2026: the Bamboo Anti-Chafe Boxer in Onyx
Before: red, irritated inner thighs. After: the same legs in the Soft Nude bamboo boxer, calm skin
So comfortable you forget you are wearing it: bamboo-soft, weightless feel, no seams
The No-Rub System: no-dig waistband, bamboo-soft fabric, 5.5 inch anti-rub legs, no seams
Hands pinching the soft stretchy bamboo fabric on a dress form
Built to move with you: walking freely in a summer dress
Smooth under a fitted navy dress: no lines, no bumps
Comfortable all day under a burgundy wrap dress
No thigh rub at a summer garden party in a cobalt dress
The real benefits of Nuuke
Woman holding the Onyx boxer in front of a whiteboard: no rub, cool, stays put
Nuuke vs regular panties and anti-chafe shorts
Close-up of the no-dig waistband, flat hems and silky bamboo
Woman holding a box of three boxers with a review
Woman in a denim skirt sitting outdoors with a review
The Bamboo Anti-Chafe Boxer in Onyx (black), front view
The Bamboo Anti-Chafe Boxer in Soft Nude, front view
The Bamboo Anti-Chafe Boxer in Espresso, front view
The Bamboo Anti-Chafe Boxer in Heather (grey), front view
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Excellent2,776+ reviews99%

The Bamboo Boxer That Finally Ends Thigh Chafing Under Dresses

Wear any dress again. No rub, no lines, no tugging.

CHF 38.00 CHF 26.00
Ends Thigh Rub5.5" legs keep a soft layer between your thighs
Invisible Under Dressesclean-cut edges, no seams, no lines
No-Dig Waistbandflat, covered, never rolls down
Bamboo-Soft & Coolbreathable on the hottest days

Your thighs aren't the problem. Bare skin rubbing on bare skin is.
Soft 5.5" legs of silky bamboo sit between your thighs, so nothing rubs, nothing burns and nothing rides up. A flat waistband that never digs, clean-cut edges that vanish under a dress, and by lunch you forget you're wearing it.

Size Chart

Sizes run S to 5XL. Pick your usual underwear size. The legs should hug your thighs without squeezing.

Between two sizes? Take the larger one.

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99-Day Perfect Fit Guarantee

Wear it for 99 days. Walk in it, sleep in it, wash it. If your thighs still rub, email us for a new size or a full refund — no photo, no questions.

The Boxer Built From Everything the Others Got Wrong

Hi, I'm Nicole, founder of Nuuke. Before we made this boxer, we read thousands of reviews of the best-selling anti-chafe shorts. The same complaints, over and over: the legs roll up into a band on your thighs, the waistband digs in or slides down, the fabric is too hot for summer, and the edges show through a dress.

So we started from the softest underwear we could make, then cut it long enough to protect your thighs. Silky bamboo that breathes. 5.5" legs that sit between your thighs and stay there. A flat, fabric-covered waistband. Clean-cut edges with no seams.

Pull it on in the morning. Wear the dress. Forget it by lunch.

Details:

  • 5.5" Anti-Rub Legs — a soft layer between your thighs, so skin never rubs on skin
  • StayFlat™ Edges — clean-cut leg openings that lie flat and don't roll up
  • NoDig™ Waistband — wide, flat and fabric-covered. No pinching, no muffin top, no rolling down
  • BambooCool™ Fabric — viscose from bamboo: silky, breathable and gentle on sensitive skin
  • Breathable Lined Gusset — fresh all day
  • Opaque & Seam-Free Look — no lines under dresses, skirts or leggings
  • Sizes S to 5XL — pick your usual underwear size. Between two? Size up
99-Day Perfect Fit Guarantee

Not sure about your size?
Pick your usual underwear size. The legs should hug your thighs without squeezing; if you're between two sizes, take the larger one.

About our guarantee
Wear it for 99 days. Walk in it, sleep in it, wash it. If your thighs still rub, email us for a new size or a full refund — no photo, no questions.

Customer email: support@nuukeunderwear.com

Fabric & Care

▮▮▮▮▮ Softness · ▮▮▮▮▯ Stretch · ▮▮▮▮▮ Breathability · ▮▯▯▯ Weight

BambooCool™ is a silky jersey knit from bamboo viscose with a touch of stretch. It feels cool against the skin, breathes on hot days and keeps its shape wash after wash.

Machine wash cold on gentle. Lay flat to dry. No bleach, no fabric softener.

Made from 95% viscose from bamboo and 5% spandex.

Free Returns & Exchanges

Wrong size? We swap it free within 99 days — return shipping on us. Not for you? Full refund, no questions asked.

Find your size

Garment measured flat, unstretched

Take one size up. Our tanks fit snug.

Size  Suggested weightlbkg AChest (flat)incm BLengthincm CShoulder widthincm
S 88–11040–50 11.429 19.750 9.825
M 110–13250–60 12.231 20.552 10.627
L 132–15460–70 13.033 21.354 11.429
XL 154–17670–80 13.835 22.056 12.231
2XL 176–19880–90 14.637 22.858 13.033
3XL 198–22090–100* 15.439 23.660 13.835
4XL 220–243100–110* 16.141 24.462 14.637
5XL 243–265110–120* 16.943 25.264 15.439

*Estimated, based on the size progression.

Your bra band (the number) → your Nuuke size

NuukeBra band (approx.)
S32
M34
L36
XL38
2XL40
3XL42
4XL44
5XL46 +

D cup or bigger? Take the next size up (36DD → XL).

Pro tip

Pick your size by your weight. Between two sizes, or a D cup or bigger? Take the larger one. Size exchanges are free within 99 days.

A B C
A Chest: armpit to armpit, across the front B Length: top of the strap to the hem C Shoulder width: strap to strap

How to choose

  1. 1Find your weight in the chart.
  2. 2Measurements are taken flat and unstretched: the seamless knit stretches to hug you.
  3. 3Between two sizes, or a D cup or bigger? Take the larger one.
The Bamboo Boxer
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As featured in

"The most comfortable fix we have found for thigh chafing under a summer dress."

"Soft enough to forget, long enough to work: finally, anti-chafe underwear that stays put."

"The quiet comfort brand women over 50 are switching to."

What women say after one summer

Real women, real thighs, one less thing to think about.

Deborah, 62
Deborah, 62

"I live in dresses from May to September and every summer ended with raw, red thighs by the afternoon. First week in these: nothing. Not one sore spot. I wore the nude pair under a navy wrap dress and you couldn't see a single line."

Gloria, 71
Gloria, 71

"Ten days on a cruise, walking every port in linen dresses. My husband kept asking why I wasn't complaining about my legs. These are why."

Colleen, 56
Colleen, 56

"Danced at my niece's wedding until midnight. In past years I'd have been hobbling to the car. They didn't roll up once."

Teresa, 52
Teresa, 52

"So soft, and they really do stay down. Only thing: they run a touch small, I'm normally an XL and the 2XL is perfect. Size up if you're in between."

Bev, 59
Bev, 59

"Bought one to try, then the 6-pack a week later. They came folded in a plain little bag, no fuss. The cat has already claimed the grey one."

Anita, 48
Anita, 48

"Cooler than my bike shorts. Way cooler."

Applying anti-chafing balm to an irritated inner thigh
Sound familiar?

That burning rub? It was never your thighs.

Bare skin on bare skin, a warm day, a few thousand steps. That's all it takes for the inner thighs to turn red, sore and raw.

  • By the afternoon you're walking differently just to keep your thighs apart.
  • Powder, balm, bike shorts: the powder wears off and the shorts roll up into a tight band.
  • You skip the dress you love, because you already know how the day will end.

Nuuke puts a soft layer of bamboo between your thighs, with legs that stay exactly where you put them. Nothing to rub, nothing to burn, nothing to tug back down.

The No-Rub System™

Why Nuuke feels unlike any other boxer

Most anti-chafe shorts are thick, hot and roll up. This one is built like your softest underwear, then cut long enough to protect your thighs.

5.5" anti-rub legs1
5.5" anti-rub legs

A soft layer between your thighs

Long enough to cover the spot where your thighs meet, with clean-cut StayFlat™ edges that lie flat on the skin. No skin-on-skin rub, no rolling up, no tugging them back down.

NoDig™ waistband2
NoDig™ waistband

Stays flat, never digs

A wide, fabric-covered waistband spreads the hold around your waist. No red marks, no muffin top, no sliding down when you sit.

Seam-free look3
Seam-free look

No lines, no bumps, no edges

Clean-cut edges and a flat waistband lie smooth on the skin, so nothing shows through a fitted dress, a skirt or leggings. The only thing people notice is how relaxed you look.

BambooCool™ fabric4
BambooCool™ fabric

Silky, cool, made to breathe

Viscose from bamboo feels cool and silky on the skin and lets air through when the day heats up. Gentle on sensitive skin, opaque under anything.

Woman in a soft green dress with coffee in her kitchen, comfortable all day

So comfortable, you'll forget you're wearing it

No waistband digging into your stomach. No legs creeping up your thighs. No hot, thick shapewear. Just soft bamboo that happens to keep your thighs from ever touching.

Bamboo-softNo-digStays put
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Your new favorite underwear, for real

Everything you wanted from anti-chafe shorts, minus everything you hated about them.

No more thigh rub

5.5" legs keep a soft layer between your thighs all day.

A waistband that stays flat

Wide and covered: no digging, no rolling down.

Invisible under dresses

Clean-cut edges: no lines under dresses, skirts or leggings.

Cool on hot days

Breathable bamboo that lets air through when the day heats up.

Gentle on sensitive skin

Silky viscose from bamboo, soft from the very first wear.

Goes with everything

Onyx (black), Soft Nude, Espresso (brown) and Heather (grey).

Woman walking briskly in a summer dress

Built to move with you, not against you

  • Walk all day in a dress. Your thighs never touch skin to skin.
  • Sit, stand, climb the stairs. The legs stay right where they were.
  • Hot day, long wedding, busy airport. Still cool, still comfortable.
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The real benefits of Nuuke

94 %

say their thighs stopped rubbing from the first day

91 %

felt zero ride-up after a full day of walking

96 %

forgot they were wearing it by lunchtime

Nuuke vs. the rest

Why women are clearing out their bike shorts drawer.

Regular pantiesAnti-chafe shorts
Stops thigh rub✓✕✓
Cool & breathable in summer✓✓~
Legs that never roll up✓✕✕
No lines under a dress✓✕~
Waistband that doesn't dig✓~✕
Soft enough to wear every day✓✓✕
Gentle on sensitive skin✓~✕
99-day money-back guarantee✓✕✕

Verified reviews

4.8

Based on 2,776 reviews

5 ★86%
4 ★9%
3 ★3%
2 ★1%
1 ★1%
Verified

Better than my bike shorts

I'm a size 20 and my thighs have always rubbed. Bike shorts rolled up by noon. These stay put and they're so much cooler.

Pamela R. · Size 3XL · Onyx
Verified

Invisible under a sundress

Wore the nude ones under a thin white sundress at a garden party. No lines, no show-through, no chafing.

Joan M. · Size L · Soft Nude
Verified

Love them, wish for one more color

Soft and comfortable, the waistband doesn't pinch at all. I'd love a navy or a print, otherwise perfect.

Kathy W. · Size XL · Espresso
Verified

Finally sleeping in them too

Started wearing them for walks, now I sleep in them. Soft, cool, and no more waking up with sore thighs.

Rosa D. · Size 2XL · Heather

The Nuuke promise

99-day money-back

Wear it for three months. Love it or get a full refund.

Free size exchanges

Wrong size? We pay the return shipping and swap it.

Real human support

Questions? A real person answers, usually within a day.

Secure checkout

Encrypted payment with the providers you already trust.

Still have questions?

Does it really stop thigh chafing?

Yes, for everyday wear: walking, working, travel, weddings, warm days. The 5.5" legs keep a soft layer between your thighs so skin never rubs on skin. For long runs or intense sport, pair it with your usual sports gear.

Which size should I choose?

Sizes run S to 5XL. Choose your usual underwear size; if you're between two, go up. Wrong size? We pay the return shipping and swap it.

Will the legs roll up?

That's the #1 complaint about anti-chafe shorts, so we designed against it: StayFlat™ clean-cut edges lie flat on the skin and the soft stretch fabric moves with you instead of creeping up.

Is it too hot for summer?

No. Viscose from bamboo is light and breathable, much cooler than thick nylon slip shorts. It's made for warm days under dresses and skirts.

Will it show under my clothes?

The edges are clean-cut with no seams, so there are no lines under dresses, skirts or leggings. Soft Nude disappears under white and light colors; Onyx and Espresso under dark ones.

Does the waistband dig in?

No. It's wide, flat and covered in the same soft fabric, so it holds without pinching or rolling down when you sit.

How do I wash it?

Machine wash cold on gentle, lay flat to dry. No fabric softener.

Is it see-through?

No. The bamboo jersey is fully opaque in every color.

How does the 99-day guarantee work?

Wear it, wash it, live in it for up to 99 days. If you don't love it, email us and we'll refund you in full. Return shipping is on us.

Wear the dress. Starting tomorrow.

Buy 2, get 1 free, backed by our 99-day guarantee.

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