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period-absorbing underwear

* that actually works

~ as seen in ~

re-think your period.

tired of leaks and stains? we were.


that's why we make functional undies to protect you from periods, leaks, and stains. they hold up to 4 tampons' worth keeping you covered day and night.

~ as seen in ~

re-think your period.

tired of leaks and stained sheets? we were.


that's why we make functional undies for periods, leaks, and stains. 

they hold up to 4 tampons' worth, and keep you covered day 'n' night.

How does it work?

It's time to ditch the disposables and say hello to modern period care.


Our period-proof undies absorb up to 4 tampons' worth, replacing other products.  


Goodbye leaks, hello freedom.

Our period-proof undies absorb up to 4 tampons' worth. This means you can wear them alone all day, completely replacing disposable pads and tampons. Cool huh?


Goodbye leaks, hello freedom.

holds 4 tampons' worth

it's underwear, reinvented

Boyshort

£27.95

Bikini

£27.95

Hi-Waist

£28.95


re-think your period.

tired of leaks and stained sheets? we were too.

that's why we make functional underwear for periods, leaks, and stains.


our undies hold up to 4 tampons' worth, keeping you covered day and night.

~ find us in your fave stores ~

holds 4 tampons' worth

it's the ultimate leak-proof protection

Bikini

£27.95

Boyshort

£27.95

Hi-Waist

£28.95

Hi-Waist

£28.95

Bikini

£27.95

Boyshort

£27.95


but how do they work?

FLUX Undies hold up to 4 tampons' worth, yet they look and feel just like regular undies. Our built-in tech is moisture-wicking, absorbent, and leak-proof, keeping you fresh 'n' dry all day long. 


blood, sweat, whatever.

try them risk-free!

if you're not period-ing better within 60 days, get your money back. no questions asked.

sustainable materials.

ethical production

our material is sustainably sourced and produced in Austria.

build a cycle set.

save money.

build a set of 4 or more period-proof undies and save serious £££

make the switch.  

make an impact.

our undies replace disposables, reducing your waste by up to 99%.

try them risk-free!

if you're not period-ing better within 60 days, get your money back. no questions asked.

holds 4 tampons' worth

it's time to ditch the disposables and say hello to modern period care.Our period-proof undies absorb up to 4 tampons' worth, replacing other products. 


goodbye leaks, hello freedom.

#ByYouForHer

for every purchase made by you, we donate a reusable cloth pad to a girl in need.


purchase with purpose.

"looking forward to my next period."

"I found them comfortable and absorbent and (can't believe I'm saying this) I'm actually looking forward to my next period."

Delia. Happy customer

sustainably made

we use eco-friendly TENCEL™ modal, sourced from beech trees

reduce your waste

switch to our period-proof undies and reduce your waste by 99.5%!

we give back

for every purchase, we donate a reusable cloth pad to a girl in need

ethical working

we believe in fair wages, good working conditions and reasonable hours

"looking forward to my next period."

"I found them comfortable and absorbent and (can't believe I'm saying this) I'm actually looking forward to my next period."

try them risk-free!

if you're not period-ing better within 60 days, get your money back.

don't miss a thing

share your pics for 10% off your next order - ooh.