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 Geranium Lace Hipster Knickers 3-Pack
£10.00
British Boxers
British Boxers Burgundy Tartan Pyjama Trousers
£39.00
New Look
New Look Pink Heart Print Lace Thong
£1.50
Marks & Spencer
M&S 5pk Cotton Rich Printed High Leg Knickers Dusty Green
£12.00
British Boxers
British Boxers Green Tartan Brushed Cotton Pyjama Set
£115.00
New Look
New Look Bright Red Lace Criss Cross Thong
£2.50
Marks & Spencer
M&S Dark Raspberry Lace Hipster Knickers 3-Pack
£10.00
British Boxers
British Boxers Turquoise Stripe Cotton Short Pyjama Set
£73.50
New Look
New Look Burgundy Bow Embroidered Mesh Lace Trim Thong
£1.50
Marks & Spencer
M&S Black Cotton-Rich Low-Rise Briefs 3-Pack
£14.00
British Boxers
British Boxers Baby Pink Tartan Pyjama Trousers
£65.00
New Look
New Look Dark Brown Polka Dot Microfibre Lace Top Thong
£3.49
Marks & Spencer
M&S Black Lace High Leg Period Knickers 2-Pack
£12.00
British Boxers
British Boxers Baby Pink Tartan Nightshirt
£95.00
New Look
New Look Black and Pink Embroidered Daisy Thong
£4.50
Marks & Spencer
M&S 5 Pack Microfibre Hipster Knickers Bitter Chocolate
£12.00
British Boxers
British Boxers Teal Check Pyjama Trousers for Women
£32.50
New Look
New Look Dark Green Ribbed Seamless Thong
£4.00
Marks & Spencer
M&S Nightshade Cotton Rich Lycra® High Leg Knickers 5-Pack
£8.00
British Boxers
British Boxers Burgundy Tartan Brushed Cotton Nightshirt
£57.00
New Look
New Look Black Microfibre Short Briefs
£3.99
Marks & Spencer
M&S Black Microfibre High Leg Knickers 5-Pack
£12.00
British Boxers
British Boxers Baby Pink Tartan Dressing Gown
£125.00
New Look
New Look Tan Microfibre No VPL Short Briefs
£3.99
Showing 312 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.