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    1. Home
    2. /Men
    3. /Clothing
    4. /Underwear & Socks
    5. /Underwear

    Casual Underwear

    Boxers, trunks, briefs, the basics done properly make more difference than people realise. We carry men's underwear from M&S, ASOS, and specialist brands in cotton, modal, and performance fabrics. Quality underwear that fits well and holds its shape is worth the slight premium. Compare brands and packs in one place, and use our AI stylist if you want specific recommendations.

    Products

    394 products

    Filter & Sort

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    Duck&Cover Duck&Cover Men's Alizium Boxers 3 Pack
    Duck&Cover

    Duck&Cover Men's Alizium Boxers 3 Pack

    £16.50
    Lyle & Scott Lyle & Scott Men's Willoughby 3 Pack Underwear Wine Tasting - Black - Pine Grove
    Lyle & Scott

    Lyle & Scott Men's 3 Pack Underwear - Black, Green, Maroon

    £15.50
    Arlo Hudson Arlo Hudson Men's Plain Tencel™ Trunk in Dark Green
    Arlo Hudson

    Arlo Hudson Dark Green Tencel Trunk in Dark Green

    £19.00
    GANT Gant Men's Striped 3 Pack Boxer Black
    GANT

    Gant Men's Striped 3 Pack Boxer Black

    £46.75
    Crew Clothing Crew Clothing Men's 3Pk Jersey Boxer Navy Multi
    Crew Clothing

    Crew Clothing Men's 3Pk Jersey Boxer Navy Multi

    £17.50
    Skechers Skechers Men's QUILLCanvas Thong Sanda INavy Canvas / synthetic in Navy
    Skechers

    Skechers Men's Navy Canvas Thong Sandal

    £34.00
    Guess Guess Men's Brian Hero Boxer Trunk 3 Pack White
    Guess

    Guess Men's Brian Hero Boxer Trunk 3 Pack White

    £17.00
    Silky Dance Silky Dance Men's Thong Style Dance Briefs in Nude
    Silky Dance

    Silky Dance Nude Thong Style Dance Briefs for Men

    £17.00
    Firetrap Firetrap Men's 3 Pack Cotton Stretch Boxers with Logo Waistband
    Firetrap

    Firetrap Men's 3 Pack Cotton Stretch Boxers with Logo Waistband

    £16.20
    Smith & Jones Smith&Jones Men's Nellary Boxers 5pk
    Smith & Jones

    Smith&Jones Men's Nellary Boxers 5pk

    £18.75
    Pringle Pringle Men's Mens 2 Pack Combed Cotton Trunks in White
    Pringle

    Pringle Men's White Combed Cotton Trunks Twin Pack

    £17.99
    SOCKSHOP Dare to Wear SOCKSHOP Dare to Wear Men's 2 Pack Bamboo Trunks in Dark Grey
    SOCKSHOP Dare to Wear

    SOCKSHOP Dare to Wear Men's 2 Pack Bamboo Trunks in Dark Grey

    £16.99
    Money Money Men's Navy Chop Boxers 3pk
    Money

    Money Men's Navy Chop Boxers 3pk

    £17.00
    Duffer Duffer Men's Easton Boxers 5pk in Black
    Duffer

    Duffer Men's Easton Boxers 5pk in Black

    £27.30
    Oiler & Boiler Oiler & Boiler Men's Classic Boxer Brief in Dark Green
    Oiler & Boiler

    Oiler & Boiler Dark Green Cotton Boxer Brief

    £9.00
    Glenmuir Glenmuir Men's Mens 3 Pack Cotton & Bamboo Blend Long Leg Trunks
    Glenmuir

    Glenmuir Men's 3 Pack Cotton & Bamboo Blend Long Leg Trunks

    £16.99
    Marks & Spencer M&S 5 Pack Cotton Stretch Trunks Multi
    Marks & Spencer

    M&S 5 Pack Cotton Stretch Trunks Multi

    £28.00
    British Boxers British Boxers Men's Pack of Three "Flame Blues" Stretch Trunks in Dark Blue
    British Boxers

    British Boxers Men's Pack of Three 'Flame Blues' Stretch Trunks

    £15.30
    New Look Men's Pack Of 3 Black Boxers New Look
    New Look

    New Look Men's Pack Of 3 Black Boxers

    £14.99
    HUGO Hugo Men's 3 Pack Boxer Pack Black
    HUGO

    HUGO Men's 3 Pack Boxer Briefs Black

    £44.00
    Calvin Klein Calvin Klein Men's Trunks 3 Pack - Multi
    Calvin Klein

    Calvin Klein Men's Trunks 3 Pack - Multi

    £35.20
    Ed Hardy Ed Hardy Men's 5 Pack Cotton Rich Stretch Boxers with Elastic Waistband Underwear in Grey
    Ed Hardy

    Ed Hardy Men's 5 Pack Cotton Rich Stretch Boxers in Grey

    £25.38
    JOCKEY Jockey Men's Cotton Slip Brief 2 Pack in White
    JOCKEY

    Jockey Men's Cotton Slip Brief 2 Pack in White

    £28.00
    Tommy Hilfiger Tommy Hilfiger Men's 3 Pack Logo Waistband Trunks - Black Multi Blue
    Tommy Hilfiger

    Tommy Hilfiger Men's 3 Pack Logo Waistband Trunks - Black Multi

    £19.50

    Showing 48 of 394

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    Frequently Asked Questions

    What is the most comfortable men's underwear style?▾

    Boxer briefs (trunks) are the most popular, snug without being restrictive, preventing thigh chafing, working under all clothing. Cotton-modal blends or micro-modal fabric for maximum softness. But it's personal, some prefer loose boxers, others need the support of briefs.

    How many pairs of underwear should a man own?▾

    Minimum 14 for two weeks of daily changes. A more comfortable rotation is 20-25. Include everyday basics, sports underwear for exercise, and a couple of smarter pairs. Replace anything with stretched waistbands or holes, no excuses.

    What fabric is best for men's underwear?▾

    Cotton is the classic, breathable, soft, easy to wash. Modal and micro-modal feel silkier with better moisture management. Polyester-elastane for sports. Avoid pure synthetics for everyday as they trap heat. The right fabric makes the difference between underwear you tolerate and underwear you actually prefer.