*Our Biggest Discount Yet*

For Earth Hour, from 8.30pm - 9.30pm GMT, make the switch and take 30% off all period pants for one hour only. 

Use code: EARTH30

*limited to 3 pairs per person

Earth Hour Collection - Use code EARTH30 for 30% off

One pair of FLUX Undies Period Pants prevents 200-500 disposables from going to landfill. Shop up to 3 pairs from our collection and get 30% off using discount code EARTH30. 8.30pm - 9.30pm GMT.

Bikini - Heavy FlowBikini - Heavy Flow

Classic Bikini

£27.95

flow: heavy

High Waist - Heavy FlowHigh Waist - Heavy Flow

High Waist

£28.95

flow: heavy

Boyshort - Heavy FlowBoyshort - Heavy Flow

Boyshort

£27.95£27.95

flow: heavy

Bikini - Moderate FlowBikini - Moderate Flow

Classic Bikini

£25.95

flow: moderate

Boyshort - Heavy FlowBoyshort - Heavy Flow

Boyshort

£27.95£27.95

flow: light

Bikini - Moderate FlowBikini - Moderate Flow

Classic Bikini

£25.95

flow: light

High Waist - Light FlowHigh Waist - Light Flow

High Waist

£24.95

flow: light

Essential Brief - Moderate FlowEssential Brief - Moderate Flow

Essential Brief

£17.95

flow: light

Essential Hipster - Moderate FlowEssential Hipster - Moderate Flow

Essential Hipster

£17.95

flow: moderate

Sleep Short - Super Heavy FlowSleep Short - Super Heavy Flow

Sleep Short 

£32.95

flow: super heavy

Seamless BikiniSeamless Bikini

Invisible Cheeky

£21.95

flow: light

Seamless ThongSeamless Thong

Invisible Thong

£16.95

flow: lightest

Bikini - Heavy Flow

Classic Bikini

£27.95

flow: heavy

High Waist - Heavy Flow

High-Waist

£28.95

flow: heavy

Boyshort - Heavy Flow

Boyshort

£27.95£27.95

flow: heavy

Bikini - Moderate Flow

Classic Bikini

£25.95

flow: moderate

High Waist - Light Flow

High-Waist

£24.95

flow: light

Boyshort - Light Flow

Boyshort

£24.95

flow: light

Bikini - Light flow

Bikini

£24.95

flow: light

Essential Brief - Moderate Flow

Essential Brief

£17.95

flow: moderate

Essential Hipster - Moderate Flow

Essential Hipster

£17.95

flow: moderate

Sleep Short - Super Heavy Flow

Sleep Short

£32.95

flow: super heavy

Seamless Bikini

Invisible Cheeky

£21.95

flow: light

Seamless Thong

Invisible Thong

£16.95

flow: light

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.