the summer edit:
up to 20% off
Bestsellers
The Everyday Brief - Peach
£16 GBP £20 GBP
20% off
The Everyday Thong - Hibiscus
£16 GBP £18 GBP
10% off
The Everyday Cheeky - Peach
£16 GBP £20 GBP
20% off
The Everyday Brief - Aperol
£16 GBP £20 GBP
20% off
The Everyday Brief - Peach
£16 GBP £20 GBP
20% off
The Everyday Thong - Hibiscus
£16 GBP £18 GBP
10% off
The Everyday Cheeky - Peach
£16 GBP £20 GBP
20% off
The Everyday Brief - Aperol
£16 GBP £20 GBP
20% off
Self-care starts with your underwear
Underdays brings self-care to your top drawer—for the first time. Underwear that puts you first—wellness-infused, science-backed, and made to feel as good as it looks. Because comfort, style, and health should never be a choice.
OUR PROMISE
- •Breathable, non-irritating fabrics that put your health first
- •OEKO-TEX® certified materials—clean, non-toxic, always
- •An extra-long antimicrobial gusset for everyday protection
- •Tested by real women, with over 1,000 five-star reviews
- •Recommended by leading female health experts
What they're saying about us
"This intimates label serves a new generation of empowered women."
"The best briefs"
"This female founded lingerie brand is about to become your latest obsession"
"The underwear brand that's rewriting sexiness"
