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Period flow Brief is in 1 out of 4 orders
You bleed 1/4 of the time - almost half of your life. You deserve to feel free - are you ready for a better solution?





Need help?
Frequently Asked Questions
Fit & style
We have period underwear, which suit different bodies - regardless of whether you are into low rise, mid rise or high rise fit.
Period flow Letter and Period flow Shorts both have a high waist, which is loved by many for the feeling of a hug around the stomach.
Period flow Cheeky has a more sporty look but with a wide and soft elastic at the waist - it is mid-rise.
Then we have too the classic low-cut fit, which is a super nice, basic period underwear if discretion under the trouser leg is *your thing*.
Under each product you will find a size guide. Here, we have included the specific product's measurements in a table, so you can measure and compare with panties you have in your drawer at home.
We prioritize using organic cotton in many styles, as your abdomen can breathe in it. But the challenge with cotton can be that it lends itself to use.
If you are between two sizes, we would usually recommend taking the smaller size.
When you get the panties home, try them on outside on your own panties first. It is important that they fit tightly, as they will give in a little with use - just like jeans.
Durability & washing
The life expectancy for socks and underwear in general is approx. 3 years. These are clothing items that are worn and used every day.
Since we do not add chemical treatment to the bond, no function is lost.
If you take good care of your panties, wash them according to instructions, then the quality is yours period underwear from us so good that you can easily use them for 3 years and even longer.
Here you will find our guide to how to take the best care of yours period underwear.
It depends on you flow and your cycle day - as well as the absorbency of the panty.
But to change period underwear at least morning and evening is good hygiene - think of your absorbent underwear just like pads and tampons. It has to be changed every now and then.
But unlike, for example, tampons, you are not at risk of Toxic Shock Syndrome, then period underwear is a non-invasive menstrual product.

