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

    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

    Filter & Sort

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    Marks & Spencer M&S 3 Pack Jasmine Lace Trim Miami Knickers Black
    Marks & Spencer

    M&S Black Lace Trim Miami Knickers - Pack of 3

    £10.00
    British Boxers British Boxers Women's "Shrub Sage Flower" Crisp Cotton Nightshirt in Pale Green
    British Boxers

    British Boxers Pale Green Floral Cotton Nightshirt

    £40.38
    New Look Women's Black Floral Embroidered Thong New Look
    New Look

    New Look Black Floral Embroidered Thong

    £7.99
    Marks & Spencer M&S 5pk Cotton Lycra® Full Briefs Nightshade
    Marks & Spencer

    M&S Nightshade Cotton Lycra® Full Briefs 5-Pack

    £8.00
    British Boxers British Boxers Women's "Shrub Sage Flower" Crisp Cotton Pyjama Set in Pale Green
    British Boxers

    British Boxers Pale Green Floral Pyjama Set

    £48.88
    New Look Women's Black Ribbon Slot Embroidered Thong New Look
    New Look

    New Look Black Ribbon Slot Embroidered Thong

    £8.99
    Marks & Spencer M&S 3 Pack Seamless High Leg Knickers Black
    Marks & Spencer

    M&S Black Seamless High Leg Knickers 3-Pack

    £10.00
    British Boxers British Boxers Women's "Shrub Sage Flower" Crisp Cotton Strappy Nightdress in Pale Green
    British Boxers

    British Boxers Pale Green Floral Strappy Nightdress

    £37.83
    New Look Women's Black Eyelash Lace Thong New Look
    New Look

    New Look Black Eyelash Lace Low-Rise Thong

    £4.79
    Marks & Spencer M&S 7 Pack Pure Cotton Miami Knickers Pink Mix
    Marks & Spencer

    M&S Pink Mix Pure Cotton Miami Knickers 7-Pack

    £11.00
    British Boxers British Boxers Women's 'Jura' Tartan Brushed Cotton Dressing Gown in Bottle Green
    British Boxers

    British Boxers Bottle Green Tartan Brushed Cotton Dressing Gown

    £125.00
    New Look Women's White Daisy Mesh Thong New Look
    New Look

    New Look White Daisy Mesh Thong

    £3.49
    Marks & Spencer M&S 3 Pack Heavy Absorbency No VPL Period High Leg Knickers Black Mix
    Marks & Spencer

    M&S Black Mix High Leg Knickers 3-Pack

    £18.00
    British Boxers British Boxers Women's "Marrakesh Paisley" Crisp Cotton 3/4 Length Pyjama Set in Bright Blue
    British Boxers

    British Boxers Bright Blue Paisley Pyjama Set

    £110.00
    New Look Women's White Satin Look Micro Lace Thong New Look
    New Look

    New Look White Satin-Look Lace Thong

    £3.99
    Marks & Spencer M&S 2 Pack Cotton Rich Period High Leg Knickers Carbon
    Marks & Spencer

    M&S Cotton Rich Period High Leg Knickers Carbon

    £12.00
    British Boxers British Boxers Women's Pack of Four "Fresh Pastels" Bamboo Full Briefs
    British Boxers

    British Boxers Women's Pack of Four Bamboo Full Briefs

    £32.00
    New Look Women's White Ribbed Lace Trimmed Thong New Look
    New Look

    New Look White Ribbed Lace Trimmed Thong

    £4.19
    Marks & Spencer M&S Body Define™ Firm Control Waist Cincher Knickers Rose Quartz
    Marks & Spencer

    M&S Rose Quartz Firm Control Shaping Knickers

    £22.50
    British Boxers British Boxers Women's Pack of Four "Ice Cream Parlour" Bamboo Full Briefs in Light Pink
    British Boxers

    British Boxers Light Pink Bamboo Full Briefs Pack of Four

    £32.00
    New Look Women's Light Yellow Satin Look Micro Lace Thong New Look
    New Look

    New Look Light Yellow Satin Look Micro Lace Thong

    £3.99
    Marks & Spencer M&S 5pk Microfibre Full Briefs Rose Quartz
    Marks & Spencer

    M&S Rose Quartz Microfibre Full Briefs 5-Pack

    £12.00
    British Boxers British Boxers Women's "Gaia" Tartan Brushed Cotton Pyjama Set in Burgundy
    British Boxers

    British Boxers Burgundy Tartan Pyjama Set

    £69.00
    New Look Women's Black Floral Lace Brazilian Briefs New Look
    New Look

    New Look Black Floral Lace Brazilian Briefs

    £3.99

    Showing 264 of 546

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    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.