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Men’s Bright Bamboo Trunks 3 Pack – Smooth, Flexible Fit | Spairs

(181) Read Reviews
£10.99

Only £3.66 Per Pair!

Man wearing colourful blue bamboo fitted trunks Man wearing bright purple bamboo fitted trunks Three pairs of men's bamboo trunk underwear Three pair pack of men's navy and blue bamboo trunk underwear Close-up of men's bamboo underwear in black, yellow and blue colours Spairs eco-friendly cardboard shipping box for men's socks and underwear Spairs men's bamboo socks and underwear being delivered through a letterbox for free
Man wearing colourful blue bamboo fitted trunks Man wearing bright purple bamboo fitted trunks Three pairs of men's bamboo trunk underwear Three pair pack of men's navy and blue bamboo trunk underwear Close-up of men's bamboo underwear in black, yellow and blue colours Spairs eco-friendly cardboard shipping box for men's socks and underwear Spairs men's bamboo socks and underwear being delivered through a letterbox for free

Men’s Bright Bamboo Trunks 3 Pack – Smooth, Flexible Fit | Spairs

(181) Read Reviews
£10.99

Only £3.66 Per Pair!

Select Size SIZE GUIDE
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- Currently out of stock

Popular item - sells out fast. Get notified when it's back.

Save 10% when you buy 2 or more packs
  • Free UK delivery
  • Buy more. Save more
  • 3-pair multipack - stay well stocked
  • Fitted bamboo trunks with no-fly front
  • 7cm leg inseam for a modern, supportive fit
  • Ultra-soft bamboo - breathable stretch fit
  • No-dig waistband and tag-free comfort
  • Delivered straight through your letterbox*

Stay fresh, cool and comfortable all day with these Men’s Bright Bamboo Fitted Trunks, available in great-value 3-pair packs. Want ultra-soft and comfortable Men's Bamboo Trunks? Designed with a regular rise and a supportive stretch fit, they’re ideal for everyday wear or active days when comfort really matters.

Made from a soft, smooth bamboo-rich blend, these trunks feature 7cm leg length inseams that allow easy movement without riding up. Men's Bamboo Underwear has natural antibacterial, temperature-regulating, and moisture-absorbing properties  that help keep you feeling cooler, drier, and fresher throughout the day.

Comfort details make all the difference: a soft brushed elasticated waistband, tag-free printed care label, and chafe-resistant overlocked seams provide irritation-free support where you need it most. Whether worn as everyday underwear or as breathable sports underwear for gym sessions, these bamboo trunks - part of our wider Men's Underwear range, deliver reliable comfort and fit.

Looking for the perfect bamboo underwear fit? See our Bamboo Underwear Guide.

Upgrade your sock drawer while you're at it. Browse our Men's Socks collection.

Machine washable at 40°. No need to tumble dry - they'll dry super fast by themselves. Made in China: 95% Viscose from Bamboo, 5% Elastane.

Spairs offers free 48hr tracked delivery to any UK address as standard, or choose to upgrade to 24hr tracked delivery from just 99p! Royal Mail are our chosen courier and you can expect to receive your order in 2 working days including Saturdays. Find more delivery info here.

*Our individual pack shipping boxes are designed to fit through a standard UK letterbox, meaning quick and easy, hassle free delivery. Find out more here.

We've worked hard to make our recyclable card shipping boxes as eco-friendly as possible. By removing all paper inserts from our innovative product packaging, which also serves as our shipping box; we've reduced postage costs, packing materials and wastage too!

Sorry - we can't take back underwear that has been worn, unpackaged or opened unless the item is faulty.

PLAIN AND COLOURFUL ECO-FRIENDLY ULTRA-SOFT BAMBOO FITTED SILHOUETTE SOFT, BRUSHED WAISTBAND TAGLESS CARE LABEL VALUE 3 PACK PLAIN AND COLOURFUL ECO-FRIENDLY ULTRA-SOFT BAMBOO FITTED SILHOUETTE SOFT, BRUSHED WAISTBAND TAGLESS CARE LABEL VALUE 3 PACK

Soft, Breathable Bamboo

Ultra-soft bamboo with breathable, moisture-wicking performance that keeps you cool, dry and comfortable all day. Built for everyday wear, coloured with just a bit more personality.

Man wearing bright yellow bamboo fitted trunks
Close-up of men's navy and turquoise coloured bamboo trunks underwear

Close, No Fuss Comfort

A supportive, fitted shape stays in place without riding up, while a soft, brushed waistband sits comfortably without digging in.
Flat, printed care labels remove irritation completely — so nothing distracts.

Built for Multibuy

Stock up once. Wear your favourite ones every day.

Add 2 or more packs and save 10%.

• Pay less per pair
• Fewer repeat orders
• One delivery — sorted

Do it once. Stock up properly.

What Our Customers Say...
4.8/5
Independent Feedback based on 181 verified reviews.
David Hall
Sunday, 16 June 2024

After buy the first pack of three I was do impressed I ordered another six pairs then are so comfortable

Derek Clunie
Sunday, 16 June 2024

Excellent fit and great value for money..

Steve Thomas
Saturday, 15 June 2024

Very pleased with product, comfy and does the job, great value too

David Dawes
Friday, 14 June 2024

Excellent good price and quality. Wash well and great fit.

David Dawes
Friday, 14 June 2024

Excellent pants,good fit .Lovely colours and good price fast delivery well packed.The pants are very nice quality and wash well. Quality on a par with another well known brand at a much better price. Would recommend 5*

David Hall
Thursday, 13 June 2024

The most comfortable underwear I ever bought

Paul Watts
Monday, 10 June 2024

Trusted Customer
Saturday, 08 June 2024

great product

Trusted Customer
Wednesday, 05 June 2024

Pleased with the quality. Comfortable to wear. Washes well. Could be a bit thicker.

Trusted Customer
Monday, 03 June 2024

Great underwear, comfortable and cool bamboo material, highly recommended.

Richard Sinnett
Sunday, 02 June 2024

Excellent, nice material, very good price

Derek Slade
Saturday, 01 June 2024

Brilliant I love mine

David
Friday, 31 May 2024

Excellent service, and very comfortable to wear, will I order again ? definitely... David

Trusted Customer
Friday, 31 May 2024

Very comfortable

Trusted Customer
Thursday, 30 May 2024

Trusted Customer
Wednesday, 29 May 2024

Very good fit,good quality and a very good price

Anthony Harrison
Tuesday, 28 May 2024

Great.do you do other Colours. If so what Colours. I would like to order More.

Trusted Customer
Tuesday, 28 May 2024

Comfortable fit & very reasonably priced :)

Trusted Customer
Monday, 27 May 2024

An excellent product at a reasonable price and very efficient delivery.

Trusted Customer
Friday, 24 May 2024

Good quality, cheap prices and fast delivery. Have already ordered more!

Men's Bamboo Trunks FAQs

Men’s trunks are a fitted style of underwear with a shorter leg than boxer shorts.

They sit close to the body, offering a clean, modern shape with a balance of support and freedom of movement.

Browse the full Men's Bamboo Underwear collection to view every style and fit.

Yes. Bamboo trunks are one of the most reliable everyday options.

They provide:

  • A close, supportive fit
  • No excess fabric
  • A shape that works under all clothing

If you want something that feels secure without being restrictive, trunks are the go-to.

Match with Men's Bamboo Socks and Men's Bamboo T-shirts for more soft, breathable comfort.

Yes. Bamboo fabric is naturally breathable and moisture-wicking.

It helps regulate temperature and keeps you cool, dry and comfortable throughout the day, even during long wear.

Compare with Men's Bamboo Boxer Shorts and Men's Cotton Trunks to find your ideal fit.

 

A well-fitted trunk should stay in place.

The shorter leg and close fit help reduce movement, meaning less bunching and fewer adjustments throughout the day.

Bamboo is often preferred for comfort and performance. It’s:

  • Softer and smoother
  • More breathable
  • Better at moisture-wicking
  • Naturally antibacterial

Cotton is durable and familiar, but bamboo offers a more comfortable all-day feel.

 

We recommend choosing your usual size.

Our bamboo trunks are designed with stretch to provide a supportive fit that moves with your body without feeling tight or restrictive.

Detailed size and fit info is available on our Size Guide page.

Bamboo is used across a range of everyday essentials.

At Spairs, you’ll find:

All designed for comfort, breathability and easy everyday rotation.