Casual Underwear

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.

Products

M&S Black Lace Period Thongs

British Boxers Navy High Leg Knickers Pack of Four

M&S Lace Brazilian Knickers Black Mix

British Boxers Multicolor Bamboo Full Briefs Pack of Four

M&S 4pk Cotton Rich Thongs Black Mix

British Boxers Multicolor Bamboo Full Briefs Pack of Four

M&S 4pk Cotton Rich High Leg Knickers Grey Mix

British Boxers Women's Multicolor Hipster Briefs Pack of Four

M&S Mia Leopard Embroidery Miami Knickers Dark Chocolate

British Boxers Women's Multicolor Hipster Briefs Pack of Four

M&S Flexifit™ Modal Hipster Knickers in Opal

British Boxers Multicolor Hipster Boxer Briefs Pack of Four

M&S Medium Navy 3pk Cotton Rich Brazilian Knickers

British Boxers Women's Bright Blue Hipster Briefs Pack of Four

M&S Pure Cotton Full Briefs in Cream Mix

British Boxers Multicolor Bamboo Full Briefs Pack of Four

M&S Cotton Rich Tanga Thongs in Lavender Mix

British Boxers Bright Blue Bamboo Lace Pyjama Set

M&S Embrace High Leg Knickers with Lace in Ivory Mix

British Boxers Multicolor Bamboo Full Briefs Pack of Four

M&S 3 Pack Flexifit™ Modal Rich Period Knickers

British Boxers Bright Blue Paisley Nightshirt

M&S Comfortable High Leg Knickers in Black

M&S Comfort High Leg Knickers in Black

Casual Underwear

Products

M&S Black Lace Period Thongs

British Boxers Navy High Leg Knickers Pack of Four

M&S Lace Brazilian Knickers Black Mix

British Boxers Multicolor Bamboo Full Briefs Pack of Four

M&S 4pk Cotton Rich Thongs Black Mix

British Boxers Multicolor Bamboo Full Briefs Pack of Four

M&S 4pk Cotton Rich High Leg Knickers Grey Mix

British Boxers Women's Multicolor Hipster Briefs Pack of Four

M&S Mia Leopard Embroidery Miami Knickers Dark Chocolate

British Boxers Women's Multicolor Hipster Briefs Pack of Four

M&S Flexifit™ Modal Hipster Knickers in Opal

British Boxers Multicolor Hipster Boxer Briefs Pack of Four

M&S Medium Navy 3pk Cotton Rich Brazilian Knickers

British Boxers Women's Bright Blue Hipster Briefs Pack of Four

M&S Pure Cotton Full Briefs in Cream Mix

British Boxers Multicolor Bamboo Full Briefs Pack of Four

M&S Cotton Rich Tanga Thongs in Lavender Mix

British Boxers Bright Blue Bamboo Lace Pyjama Set

M&S Embrace High Leg Knickers with Lace in Ivory Mix

British Boxers Multicolor Bamboo Full Briefs Pack of Four

M&S 3 Pack Flexifit™ Modal Rich Period Knickers

British Boxers Bright Blue Paisley Nightshirt

M&S Comfortable High Leg Knickers in Black

M&S Comfort High Leg Knickers in Black

Frequently Asked Questions