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Men's Clothing
Sports Underwear for Men
Polyester Sports Underwear for Men

Best Polyester Sports Underwear for Men of 2026

Name: Mens Reebok AINSLIE Sports Trunk - Black/White/Grey
Brand: Reebok

John Zimmer

Last Updated: 3 Feb 2026

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Polyester sports underwear for men is a practical and comfortable choice for those who lead an active lifestyle. Made from high-quality polyester fabric, these undergarments are designed to wick away moisture and keep you cool and dry during intense workouts or outdoor activities. The breathable material also helps to prevent odour build-up, ensuring a fresh feeling all day long. With a range of styles and sizes available, polyester sports underwear provides the perfect fit and support for any man on the go.

At a Glance: Our Top Picks

#TOP 1

Mens Reebok AINSLIE Sports Trunk - Black/White/Grey

9.9

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#TOP 2

Reebok Mens Sports Trunk 3-Pack Black

9.8

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#TOP 3

Under Armour Men's 3-Pack Performance Tech Boxer Briefs

9.6

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Top 10 Polyester Sports Underwear for Men

#TOP 1 Best Breathable Sports Underwear for Men

Mens Reebok AINSLIE Sports Trunk - Black/White/Grey

Reebok
U5_C8261_RBK_3PKA_L

Reebok Ainslie Boxers for Men | Pack of 3 Mens Sports Trunks, Breathable & Stretchable Underwear for Men | Multipack Boxer Shorts, Black/White/Grey Marl, L

The Reebok AINSLIE Sports Trunk offers everyday comfort with its breathable and stretchable fabric, perfect for any occasion. You will appreciate how the lightweight materials mould to your body shape, ensuring moisture absorption to keep you dry, especially during workouts. Additionally, the moisture-wicking polyester draws sweat away from your skin, allowing for quick drying in warm weather or active situations. By purchasing these multipacks, you not only stock up on essentials but also contribute to reducing packaging waste.

9.9

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What We Like

Comfortable and breathable
Moisture-wicking fabric
Lightweight and stretchable
Available in multipacks

#TOP 2 Best Reebok Sports Underwear for Men

Reebok Mens Sports Trunk 3-Pack Black

Reebok
U5_C8260_RBK_3PKA_M
Black

Reebok Redgrave Boxers for Men | Pack of 3 Mens Sports Trunks, Breathable & Stretchable Underwear for Men | Multipack Boxer Shorts, Black, M

The Reebok Sports Trunk offers exceptional comfort for your everyday needs. Crafted from lightweight and stretchable fabrics, these trunks mould to your body shape, ensuring you stay comfortable throughout the day. The moisture-wicking properties help to keep you dry by drawing sweat away from the skin, making them ideal for workouts or warm weather. Additionally, the multipack option allows you to stock up on essentials while reducing packaging waste, giving you convenience and sustainability in one purchase.

9.8

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What We Like

Comfortable and breathable fabric
Moisture-wicking properties
Convenient multipack purchase
Machine washable for easy care

#TOP 3

Under Armour Men's 3-Pack Performance Tech Boxer Briefs

Under Armour
25UUSHJ043-001
Black

Under Armour Men's 3-Pack Performance Tech Boxer Brief, 6" Inseam – Breathable, Moisture Wicking, Soft Touch, All-Day Comfort Black, Black, M

The Under Armour Performance Tech Boxers are designed with lightweight, breathable fabric that keeps you cool and comfortable all day. Made from sustainable, recycled polyester, they offer eco-friendly performance while effectively controlling odour without harmful chemicals. The snug yet comfortable fit features a soft waistband and 4-way stretch material, allowing you to move freely without restriction. With mesh zones and seamless design, these boxers prevent chafing, making them ideal for everyday wear or sports activities.

9.6

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What We Like

Lightweight and breathable fabric
Eco-friendly recycled polyester
Comfortable snug fit with stretch
Odour control without chemicals
Chafe-free seamless design

#TOP 4

Under Armour Men's 3-Pack Performance Tech Boxer Brief

Under Armour
25UUSHJ043-053

Under Armour Men's 3-Pack Performance Tech Boxer Brief, 6" Inseam – Breathable, Moisture Wicking, Soft Touch, All-Day Comfort, Black/Dark Grey/Grey, L

Features

Made From Sustainable, Recycled Polyester, Treated With Non-Biocidal, Metal-Free Odour Control Technology, Offering Eco-Friendly Performance.
Upgrade Your Underwear With Lightweight, Breathable, And Ultra-Soft Performance Tech Fabric That Stays Cool And Provides A Zero-Distraction Fit.
Under Armour's Innovative Design And Mission To Help Athletes Perform Better, Delivering A Streamlined, Fitted Look That's Never Too Tight Or Too Loose.

9.6

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#TOP 5 Best Under Armour Sports Underwear for Men

Under Armour Men's Cotton 6-Pack Boxers

Under Armour
25UUSHJ093-021
Black/Red/Grey

Under Armour Men's 3-Pack Performance Cotton Boxer Brief, 6" Inseam – Breathable, Moisture Wicking, Soft Touch, All-Day Comfort, Black/Red/Grey, XL

The Under Armour Cotton Boxers offer lightweight and breathable comfort, ensuring you stay cool throughout the day. With a soft cotton and polyester blend, these boxers dry much faster than traditional cotton, providing added convenience. Their zero-distraction fit allows for a snug feel without being too tight, giving you freedom of movement. Additionally, the boxers feature a soft performance waistband and a 4-way stretch construction that adapts to your every move, making them ideal for any activity.

9.6

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What We Like

Lightweight and breathable
Quick-drying fabric
Snug, comfortable fit
4-way stretch for movement

#TOP 6

Under Armour Men's 3-Pack Performance Tech Boxer Brief

Under Armour
1383878-005
Black/Lava

Under Armour Men's 3-Pack Performance Tech Boxer Brief, 6" Inseam – Breathable, Moisture Wicking, Soft Touch, All-Day Comfort, Black/Lava, L

Features

Made From Sustainable, Recycled Polyester, Treated With Non-Biocidal, Metal-Free Odour Control Technology, Offering Eco-Friendly Performance.
Upgrade Your Underwear With Lightweight, Breathable, And Ultra-Soft Performance Tech Fabric That Stays Cool And Provides A Zero-Distraction Fit.
Under Armour's Innovative Design And Mission To Help Athletes Perform Better, Delivering A Streamlined, Fitted Look That's Never Too Tight Or Too Loose.

9.6

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#TOP 7

Under Armour Men's 3-Pack Performance Tech Boxer Brief

Under Armour
25UUSHJ043-001
Black

Under Armour Men's 3-Pack Performance Tech Boxer Brief, 6" Inseam – Breathable, Moisture Wicking, Soft Touch, All-Day Comfort Black, Black, L

Features

Made From Sustainable, Recycled Polyester, Treated With Non-Biocidal, Metal-Free Odour Control Technology, Offering Eco-Friendly Performance.
Upgrade Your Underwear With Lightweight, Breathable, And Ultra-Soft Performance Tech Fabric That Stays Cool And Provides A Zero-Distraction Fit.
Under Armour's Innovative Design And Mission To Help Athletes Perform Better, Delivering A Streamlined, Fitted Look That's Never Too Tight Or Too Loose.

9.5

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#TOP 8

DANISH ENDURANCE Mens Boxers, Anti Chafing

DANISH ENDURANCE
152000
Blue

DANISH ENDURANCE Mens Boxers, Anti Chafing, Long Leg or Regular, Sports Underwear Men, Running Boxers, 6 Pack, Blue, Large

Features

PERFORMANCE SPORT-FIT: Made Of Soft, Stretchy Material, Our Running Underwear Offers A Flexible, Secure Fit That Moves With You Without Rolling Down Or Riding Up, While Anti Chafe Construction Prevents Irritation. Supportive Boxers Perfect For The Gym, Running And Training
BREATHABLE & COOL: The Perfect First Layer As Gym Boxers, Sweat-Inducing Sports And Intense Workouts — Our Performance Sports Boxers Feature Quick-Drying, Moisture-Wicking Material And Mesh Panels In The Crotch Area To Keep You Cool, Fresh And Odour-Free
PREMIUM MATERIALS: Made From 90% Polyester (Recycled), 10% Elastane. OEKO-TEX Standard 100 Certified. Free From Harmful Substances. Machine Wash At Max. 40°C. Do Not Tumble Dry

9.5

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#TOP 9

Reebok Redgrave Boxers for Men

Reebok
U5_C8260_RBK_3PKA_XL
Black

Reebok Redgrave Boxers for Men | Pack of 3 Mens Sports Trunks, Breathable & Stretchable Underwear for Men | Multipack Boxer Shorts, Black, XL

Features

COMFORT: Designed With Comfort In Mind, These Mens Boxers Feature A Soft, Smooth Finish That Reduces Chafing And Irritation. Stay Fresh And Confident All Day With Breathable, Moisture Wicking Fabric That Keeps You Dry. Our Reebok Underwear For Men Offers Flexibility And Comfort, Suitable For Everyday Wear.
REEBOK BOXER SHORTS: Reebok Mens Boxer Shorts Are The Ideal Everyday Essential, Designed With A Supportive Fit And Modern Silhouette. These Boxers For Men Combine Functionality And Style, Making Them Suitable For Any Occasion.
MULTIPACK: Great Value In Every Pack - Choose Your Favourite Mens Boxer Shorts Multipack, In Assorted Colours And Sizes. Stock Up On Everyday Essentials, Or Give As Practical Gifts For Men. We Have A Range Of Underwear That Gives You The Confidence And Power That The Reebok Brand Embodies. Whether You're After Comfort Or Sports Performance, This Range Has Got Your Needs Covered.

9.4

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#TOP 10

Reebok Redgrave Boxers for Men

Reebok
U5_C8260_RBK_3PKA_S
Black

Reebok Redgrave Boxers for Men | Pack of 3 Mens Sports Trunks, Breathable & Stretchable Underwear for Men | Multipack Boxer Shorts, Black, S

Features

COMFORT: Designed With Comfort In Mind, These Mens Boxers Feature A Soft, Smooth Finish That Reduces Chafing And Irritation. Stay Fresh And Confident All Day With Breathable, Moisture Wicking Fabric That Keeps You Dry. Our Reebok Underwear For Men Offers Flexibility And Comfort, Suitable For Everyday Wear.
REEBOK BOXER SHORTS: Reebok Mens Boxer Shorts Are The Ideal Everyday Essential, Designed With A Supportive Fit And Modern Silhouette. These Boxers For Men Combine Functionality And Style, Making Them Suitable For Any Occasion.
MULTIPACK: Great Value In Every Pack - Choose Your Favourite Mens Boxer Shorts Multipack, In Assorted Colours And Sizes. Stock Up On Everyday Essentials, Or Give As Practical Gifts For Men. We Have A Range Of Underwear That Gives You The Confidence And Power That The Reebok Brand Embodies. Whether You're After Comfort Or Sports Performance, This Range Has Got Your Needs Covered.

9.2

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Editor's Notes

During our polyester sports underwear for men research, we found 306 polyester sports underwear for men products and shortlisted 10 quality products. We collected and analyzed 3,003 customer reviews through our big data system to write the polyester sports underwear for men list. We found that most customers choose polyester sports underwear for men with an average price of £20.00.

The polyester sports underwear for men are available for purchase. We have researched hundreds of brands and picked the top brands of polyester sports underwear for men, including Reebok, Under Armour, DANISH ENDURANCE.

Written by

John Zimmer

John Zimmer is a truly professional writer on findthisbest.com. He has specialized in writing content a wide variety of fields for over a decade. Since 2011, he has been using his expertise and extensive experience to write content for online shopping guide websites. In addition to writing for findthisbest.com, he has appeared in publications such as The Spruce, Wirecutter and Bestbuy.