

Flow - since 2021
Menstrual panties – comfort and safe protection during your period
Bye, bye tampons and pads. Hello comfort and peace of mind.
At Flow you will find menstrual panties with built-in absorbent technology that collects the blood and feels like regular underwear. Whether you bleed lightly, moderately or heavily, we have a model to suit your cycle and your everyday life.
Our panties are designed to give you security during your cycle - without having to insert anything into your body, without cumbersome disposable products.
Do you need more knowledge before you choose?
Read our guide to menstrual panties here →
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Menstrual panties
Underwear for discharge and spotting
Panties for moderate bleeding
Underwear for heavy bleeding

We deserve better
Why choose menstrual panties from Flow?
After two fertility treatments and two births, I no longer wanted to use menstrual products that went inside the body – I wanted to be able to bleed in peace.
This was the beginning of Flow – the first period underwear on the Danish market.
Today, we make period underwear with a focus on comfort, quality, and responsible production – created by people who menstruate themselves.
✔️ Soft, skin-friendly materials
✔️ Different absorbency levels
✔️ Comfort like regular underwear
✔️ A more eco-friendly alternative to disposable products
Our mission is to make menstruation more free, secure, and less inconvenient — without compromising on style or function.
Best regards, Cathrine
New to period panties?
FAQ
How long do period panties last?
The general expectation for the lifespan of socks and underwear is approximately 3 years. These are items of clothing that are worn out and used every day.
Since we do not add chemical treatment to the pad, no function will be lost.
If you take good care of your period pants and wash them according to the instructions, the quality of our period pants is so good that you can easily use them for 3 years or even longer.
Here you will find our guide on how to best care for your period pants.
How do I choose the best fit for me?
We have menstrual panties that fit different bodies - whether you prefer a low rise, mid rise or high rise fit.
The Period Flow Brief and Period Flow Shorts both have a high waist, which is loved by many for the feeling of a hug around the belly.
Period Flow Cheeky has a more sporty look but with a wide and soft elastic at the waist - it is mid-rise.
Then we also have the classic low-waisted fit , which is a super nice, basic menstrual panty if discretion under the panty hem is *your thing*.
How long can I use them at a time?
It depends on your flow and your cycle day - as well as the absorbency of the panties.
But changing your menstrual panties at least morning and night is good hygiene - think of your absorbent underwear just like pads and tampons. They need to be changed every now and then.
But unlike tampons, for example, you are not at risk of Toxic Shock Syndrome, as menstrual panties are a non-invasive menstrual product.
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Why aren't panty liners always the best choice?
Did you know that panty liners can increase vaginal dryness, cause irritation and redness?
In addition, both sanitary napkins and panty liners can be filled with heavy metals.
Read the article about why you might need to rethink your panty liner →
Why is my skin suddenly oily and blemished?
Your cycle means major hormonal changes in your body depending on which phase you are in - and they can often also be seen in your skin.
Huge glow up or oily moustache, read the article about how your cycle affects the skin →
Do you also get an upset stomach during menstruation?
Don't worry. You're not alone. It's actually quite normal - in English it even has its own term: Period poops.
Read more about what happens in your body during your period and why it affects your intestines →
Tilbud på menstruationstrusser – Spar, når du køber flere
Leder du efter tilbud på menstruationstrusser? Her har vi samlet vores Bundle & Save-favoritter, hvor du får en ekstra god pris, når du køber flere af dine Flow-favoritter.
De fleste har brug for flere menstruationstrusser i løbet af en cyklus. Nogle foretrækker forskellige modeller til lette og kraftige blødningsdage, mens andre ønsker nok trusser til flere dage, før de vasker.
Derfor belønner vi dig, der bygger en garderobe, som passer til netop din cyklus.
Spar på dine Flow-favoritter
Her finder du tilbud på udvalgte menstruationstrusser og absorberende undertøj.
Vælg mellem forskellige modeller, pasformer og absorberingsniveauer, så du er dækket ind – fra de første dråber til de kraftigste blødningsdage.
Jo flere favoritter du vælger, desto bedre bliver prisen.
Derfor vælger mange flere par
De fleste oplever, at én eller to menstruationstrusser hurtigt bliver til fire eller fem.
Flere par gør det nemmere at skifte i løbet af dagen, have en ren model klar til natten eller pakke til ferie og weekendture. Samtidig får du større fleksibilitet gennem hele din cyklus.
Derfor vælger kvinder Flow
Flows menstruationstrusser er nogle af de bedst ratede på markedet. Du får premium kvalitet, ansvarlig produktion i Europa.
Og når du så tilmed kan spare på dine menstruationstrusser med gode tilbud, så er der endnu nemmere at træffe beslutningen.
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Vi har altid tilbud på menstruationstrusser
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Mængderabat på udvalgte favoritter
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Forskellige absorberingsniveauer til hele hele din cyklus
- Vi er skabt af menstruerende - vi skaber de produkter, vi selv har behov for.
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Produceret i Europa
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Fri for PFAS og biocider
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Komfortable modeller til dag, nat og træning
- Du støtter dansk iværksætteri - som er female founded
Byg din egen menstruationsgarderobe
Der findes ikke én menstruationstrusse, der passer til alle dage.
Mange kombinerer en let model til de sidste dage, en ekstra absorberende model til natten og en favorit til hverdagen. Med vores Bundle & Save-tilbud bliver det nemmere – og billigere – at sammensætte den garderobe, der passer bedst til dig, fordi du kan mixe og matche styles og absorbering, somd et passer dig.
Ofte stillede spørgsmål
Hvordan fungerer Bundle & Save?
Du bliver belønnet og sparer på dine menstruationstrusser, når du køber flere produkter på samme tid.
Kan jeg kombinere forskellige modeller?
Ja. Du kan sammensætte din pakke med forskellige modeller og absorberingsniveauer, så de passer til dine behov gennem cyklussen.
Hvor mange menstruationstrusser har jeg brug for?
Det afhænger af din blødning og hvor ofte du vasker. Mange vælger 3-7 par, så de har nok til hele menstruationen.
Gælder tilbuddet alle produkter?
Bundle & Save gælder de produkter, der er markeret med tilbuddet på de enkelte produktsider.
Kan jeg kombinere tilbuddet med andre rabatter?
Det afhænger af den aktuelle kampagne. Eventuelle begrænsninger fremgår ved checkout.

























