Underwear
186 products
Comfortable, well-fitting underwear is the foundation of every outfit, literally. Briefs, thongs, hipsters, boy shorts, seamless styles in cotton, modal, lace, and performance fabrics. We carry options from M&S, ASOS, and specialist brands across a wide range of sizes. Many featured brands offer inclusive sizing and sustainable fabrics. Use our filters to browse by style and fabric, or tell the AI stylist what you need.
Products
186 products
M&S 3pk No VPL Heavy Absorbency Period Full Briefs
Marks & Spencer
£17.50
M&S Period Bikini Knickers in White Mix
Marks & Spencer
£16.00
M&S Cotton Rich Tanga Thongs in Black
Marks & Spencer
£8.00
M&S 3pk Amelia Lace Full Briefs Black
Marks & Spencer
£14.00
M&S 4pk Cotton Rich Full Briefs Grey Mix
Marks & Spencer
£12.00
M&S 7 Pack Pure Cotton Thongs Pink Mix
Marks & Spencer
£11.00
M&S Cotton Rich Thongs Light Blue Mix
Marks & Spencer
£12.00
M&S 4pk Cotton Rich High Leg Knickers Light Blue Mix
Marks & Spencer
£12.00
M&S 4pk Cotton Rich Thongs Black Mix
Marks & Spencer
£12.00
M&S 4pk Cotton Rich High Leg Knickers Grey Mix
Marks & Spencer
£12.00
Revolve HOMMEgirls Blue Boxers
revolve
£74.94
M&S Dark Blue Cotton Lycra Full Brief Knickers
Marks & Spencer
£16.00
M&S [Comfortable] Cotton Lycra Bikini Knickers in Green Mix
Marks & Spencer
£8.00
M&S Brazilian Microfibre Knickers Pack in Black
Marks & Spencer
£12.00
M&S Heavy Absorbency Period Bikini Knickers in Black Mix
Marks & Spencer
£16.00
M&S Pink Sorbet Lace High Waisted Knickers
Marks & Spencer
£12.00
M&S 2 Pack Ida Lace Miami Knickers Pink Sorbet
Marks & Spencer
£12.00
M&S 10pk Cotton Lycra® Full Briefs Black
Marks & Spencer
£16.00
M&S Oatmeal Mix Cotton Rich Hipster Knickers
Marks & Spencer
£8.00
M&S 5pk Cotton Lycra High Leg Knickers Grey Mix
Marks & Spencer
£8.00
M&S Pure Cotton Full Briefs in Pink Mix
Marks & Spencer
£11.00
M&S Floral Lace High Rise Knicker Shorts in White
Marks & Spencer
£12.00
M&S Dipped Low-Rise Miami Knickers in Oatmeal Mix
Marks & Spencer
£8.00
M&S Elegant Lace High Rise Knicker Shorts in Rose Quartz
Marks & Spencer
£12.00
Frequently Asked Questions
What underwear style is most comfortable for daily wear?▾
Highly personal, but mid-rise hipsters or briefs in cotton or modal are popular for all-day comfort. Seamless styles work best under fitted clothing. The key is finding something that doesn't dig in, ride up, or bunch. Our size guides per brand help get this right first time.
How often should I replace underwear?▾
Every 6-12 months depending on wear frequency. Signs: stretched elastic, faded colour, thinning fabric, loss of shape. Having 15-20 pairs in rotation ensures none are overworked. This is one category where new rather than preloved makes sense.
What underwear works best under tight-fitting clothes?▾
Seamless, bonded-edge underwear in a nude matching your skin tone. Thongs eliminate visible lines entirely. Laser-cut edges lie flat. Avoid lace edges, thick seams, or decorative details under figure-hugging garments, they show through more than you'd expect.