our bestsellers
The Love Letter Thong Set
$96 USD
The Love Letter Brief Set
$96 USD
The Everyday Thong - Ruby
$26 USD
The Everyday High Waisted - Berry
$28 USD
The Love Letter Thong Set
$96 USD
The Love Letter Brief Set
$96 USD
The Everyday Thong - Ruby
$26 USD
The Everyday High Waisted - Berry
$28 USD
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
"The best briefs"
"This intimates label serves a new generation of empowered women."
"This female founded lingerie brand is about to become your latest obsession"
"The underwear brand that's rewriting sexiness"
@theunderdays
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