Underwear
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
546 products
Marks & Spencer
M&S White Lace Hipster Knickers 3-Pack
£10.00
British Boxers
British Boxers Dark Green Brushed Cotton Pyjama Trousers
£39.00
New Look
New Look Black Floral Lace V-Front Thong
£3.49
Marks & Spencer
M&S Dark Cream Satin Tanga Brazilian Knickers
£12.00
British Boxers
British Boxers Blue Brushed Cotton Pyjama Trousers
£39.00
New Look
New Look Pink Jersey Ruched Thong
£2.99
Marks & Spencer
M&S Praline Mesh Brazilian Knickers Pack of 3
£10.00
British Boxers
British Boxers Light Grey Striped Nightshirt
£47.50
New Look
New Look Black Floral Lace Thong
£2.99
Marks & Spencer
M&S Brown Haze Microfibre Full Briefs 5-Pack
£12.00
British Boxers
British Boxers Women's 'Lucky Dip' Four Pack of High Leg Knickers
£25.00
New Look
New Look Black Ribbed Cherry Thong
£6.00
Marks & Spencer
M&S Chilli Red Floral Mesh High Leg Knickers
£8.00
British Boxers
British Boxers Light Pink Brushed Cotton Pyjama Trousers
£32.50
New Look
New Look Oatmeal Rib Lace Thong
£6.99
Marks & Spencer
M&S Grey Mix Cotton-Rich Period Knickers Low Rise Short
£12.00
British Boxers
British Boxers Women's Multicolor Hipster Briefs Four Pack
£36.00
New Look
New Look Black Ruched Back Brazilian Briefs
£3.49
Marks & Spencer
M&S 3 Pack Cotton Rich Dipped Miami Knickers Black
£8.00
British Boxers
British Boxers Light Grey Stripe Pyjama Trousers
£32.50
New Look
New Look Pink Heart Lace Sparkly Thong
£2.00
Marks & Spencer
M&S Coral Cotton Rich Printed High Leg Knickers 5-Pack
£12.00
British Boxers
British Boxers Light Pink Brushed Cotton Nightshirt
£47.50
New Look
New Look Light Grey Heart Print Lace Thong
£2.00
Showing 288 of 546
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.