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

    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

    511 products

    Filter & Sort

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    British Boxers British Boxers Men's "Chester Blue on Blue" Check Crisp Cotton Nightshirt in Dark Blue
    British Boxers

    British Boxers Men's Chester Blue on Blue Check Nightshirt in

    £63.12
    Calvin Klein Calvin Klein Men's Icon Cotton Holiday Trunk Black
    Calvin Klein

    Calvin Klein Men's Icon Cotton Holiday Trunk Black

    £15.00
    Marks & Spencer M&S 5 Pack Pure Cotton Checked Woven Boxers Green Mix
    Marks & Spencer

    M&S 5 Pack Pure Cotton Checked Woven Boxers Green Mix

    £8.99
    British Boxers British Boxers Men's 'Jura' Tartan Brushed Cotton Dressing Gown in Dark Green
    British Boxers

    British Boxers Men's 'Jura' Tartan Brushed Cotton Dressing Gown

    £106.25
    Marks & Spencer M&S 10 Pack Cotton Rich Cool & Fresh™ Trunks Navy Mix
    Marks & Spencer

    M&S 10 Pack Cotton Rich Cool & Fresh Trunks Navy Mix

    £45.00
    British Boxers British Boxers Men's "Winchester" Stripe Crisp Cotton Nightshirt in Navy
    British Boxers

    British Boxers Men's Navy Stripe Cotton Nightshirt

    £63.12
    Marks & Spencer M&S 5 Pack Cotton Stretch Striped Trunks Burgundy Mix
    Marks & Spencer

    M&S 5 Pack Cotton Stretch Striped Trunks Burgundy Mix

    £30.00
    British Boxers British Boxers Men's 'Edinburgh' Check Brushed Cotton Nightshirt
    British Boxers

    British Boxers Men's 'Edinburgh' Check Brushed Cotton Nightshirt

    £63.12
    Marks & Spencer M&S 3 Pack Cotton Rich Stretch Space Dye Briefs Multi
    Marks & Spencer

    M&S 3 Pack Cotton Rich Stretch Space Dye Briefs Multi

    £20.00
    British Boxers British Boxers Men's 'Montrose' Check Brushed Cotton Pyjama Trousers
    British Boxers

    British Boxers Men's 'Montrose' Check Brushed Cotton Pyjama

    £43.99
    Marks & Spencer M&S 5 Pack Cotton Stretch Geo Print Trunks Blue Mix
    Marks & Spencer

    M&S 5 Pack Cotton Stretch Geo Print Trunks Blue Mix

    £30.00
    British Boxers British Boxers Men's Pack of Three "Coal Black" Stretch Trunks in Black
    British Boxers

    British Boxers Men's Pack of Three 'Coal Black' Stretch Trunks

    £25.50
    Marks & Spencer M&S 5 Pack Cotton Stretch Trunks Black Mix
    Marks & Spencer

    M&S 5 Pack Cotton Stretch Trunks Black Mix

    £28.00
    British Boxers British Boxers Men's "Alton" Brushed Cotton Nightshirt in Dark Blue
    British Boxers

    British Boxers Men's Dark Blue Brushed Cotton Nightshirt

    £62.48
    Marks & Spencer M&S 5 Pack Pure Cotton Cool & Fresh™ Jersey Boxers Denim Mix
    Marks & Spencer

    M&S 5 Pack Pure Cotton Cool & Fresh™ Jersey Boxers Denim Mix

    £28.00
    British Boxers British Boxers Men's Pack of Three "Summertime Blues" Cotton Briefs
    British Boxers

    British Boxers Men's Pack of Three 'Summertime Blues' Cotton

    £20.40
    Marks & Spencer M&S 5 Pack Pure Cotton Slips Multi
    Marks & Spencer

    M&S 5 Pack Pure Cotton Slips Multi

    £25.00
    British Boxers British Boxers Men's "Tarragon & Navy Stripe" Bamboo Pyjama Trousers in Olive
    British Boxers

    British Boxers Men's Tarragon & Navy Stripe Bamboo Pyjama

    £12.50
    Marks & Spencer M&S 3 Pack Pure Cotton Checked Woven Boxers Teal Mix
    Marks & Spencer

    M&S 3 Pack Pure Cotton Checked Woven Boxers Teal Mix

    £22.00
    British Boxers British Boxers Men's "Skyline" Stripe Bamboo Short Pyjama Set in Light Blue
    British Boxers

    British Boxers Men's 'Skyline' Stripe Bamboo Short Pyjama Set in

    £12.50
    Marks & Spencer M&S 5 Pack Cotton Stretch Striped Briefs Multi
    Marks & Spencer

    M&S 5 Pack Cotton Stretch Striped Briefs Multi

    £28.00
    British Boxers British Boxers Men's 'Montrose' Check Brushed Cotton Pyjama Set
    British Boxers

    British Boxers Men's 'Montrose' Check Brushed Cotton Pyjama Set

    £73.32
    Marks & Spencer M&S 5 Pack Pure Cotton Geometric Woven Boxers Blue Mix
    Marks & Spencer

    M&S 5 Pack Pure Cotton Geometric Woven Boxers Blue Mix

    £30.00
    British Boxers British Boxers Men's "Royal Regimental" Satin Stripe Cotton Nightshirt in Dark Blue
    British Boxers

    British Boxers Men's Royal Regimental Satin Stripe Nightshirt

    £62.48

    Showing 312 of 511

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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.