Holds 4 tampons' worth, so you stay comfortable and protected when you need it most.

Our undies hold up to 4 tampons' worth, keeping you comfortable and protected when you need it most. 

Day or night, heavy or light - we've got a pair for you.

all undies

FLUX Boyshort - LightFLUX Boyshort - Light

NEW IN! 

25% off with code LIGHTLAUNCH

FLUX Bikini - LightFLUX Bikini - Light

NEW IN! 

25% off with code LIGHTLAUNCH

FLUX BikiniFLUX Bikini

Bestseller!

Our undies hold 4 tampons' worth keeping you comfortable and protected on the days you need it most. 

FLUX Thong
£25.95

What are period undies, anyway?

still wonderin' what period-proof undies actually are? 


an absorbent panel.

a leak proof backing 

built in.


they work like *magic* but look like regular underwear.

sign up to hear about new product releases first