



Period bikini - Sara brief
Loved by +25,000 women
Menstrual swimwear, like Flow menstrual panties, is sewn with a built-in pad, consisting of a minimum of 3 technical layers that direct fluid into the pad, absorb the fluid and ensure that you do not bleed or leak through.
👉 You can read much more about how menstrual swimwear works in the guide here.
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Want to know more about our menstrual swimwear?
Frequently asked questions
Please wear your regular size in your swimwear.
If you are between two sizes, we would suggest the smaller one, as the fabric can stretch when wet.
The absorbency of menstrual swimwear is light to moderate.
If you are bleeding heavily, we suggest that you combine it with a cup or a disk.
Our swimwear is designed with a built-in, absorbent layer that captures and encapsulates menstrual blood. This layer is combined with a waterproof yet breathable membrane that prevents you from bleeding through while swimming or sunbathing.
The textiles are light and quick-drying, ensuring that you can move freely and feel dry shortly after being in the water.
1. If you have bled in your menstrual swimwear, rinse them in cold water until it runs clear.
2. Protect your swimwear in a laundry bag and wash your panties with similar colors at 30-40 degrees.
Tip: You can wash with our Allergy Certified special detergent Bloody Clean .
3. Dry them inside out on a clothesline - and you're good to go again.
👉 Read our full guide on how to take good care of your swimwear here.
period bikini - Sara bikini bottom
period bikini - Sara bikini bottom is one period bikini, which combines elegant design with discreet protection. The nostalgic structure of the exclusive Italian fabric gives a timeless look, while the built-in absorbent technology makes it possible to bathe with greater security - even when you have period.
The bikini briefs look and feel like a regular bikini. The only thing you can't see is the sewn-in absorbent panel with three functional layers, designed to protect in light to moderate bleeding.
How does a Sara work period bikini?
The Sara Bottom is developed with a discreet absorbent wedge, which is integrated directly into the bikini bottom. It helps protect during menstruation without the bikini feeling thicker or heavier than regular swimwear.
The close-fitting construction and the three functional layers provide extra security when you swim, bathe or relax on the beach.
Do you have more powerful period, you can combine the menstrual bikini with a menstrual cup or menstrual disk for extra protection.
Designed for your entire cycle
One period bikini is not just for the days when you bleed.
The Sara Bottom can be worn all month and works exactly like a regular bikini when you don't have one period. This makes it a versatile choice, whether you are going on holiday, to the beach, by the pool or in the spa.
The nostalgic wrinkled structure gives an exclusive look, while the lined construction ensures extra support and a flattering fit.
Italian quality with focus on comfort
The Sara Bottom is made from an exclusive Italian swimwear fabric with 4-way stretch, which follows the body's movements and provides a comfortable fit. The material dries quickly after a trip in the water and has been developed to maintain both shape and comfort season after season.
The lined construction provides extra support so that the bikini briefs stay where they should - both when you swim and when you move around on the beach.
That is why many choose Sara
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period bikini with discreet absorbent technology in three layers
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Protects wood light to moderate period
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Can be used throughout the cycle - also without period
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Looks and feels like a regular bikini
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Nostalgic wrinkled design in exclusive Italian fabric
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4-way stretch for high comfort, good freedom of movement and a great sense of security
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Quick drying material
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Lined for extra hold and a secure fit
Match with the rest of ours period swimwear
Sara period bikini is part of Flow's collection of period swimwear and can be matched with our bikini tops for a complete bikini set.
The entire collection has been developed with a focus on comfort, function and timeless design, so you can bathe, swim and enjoy the summer – regardless of where you are in your cycle.
Frequently asked questions
How does one work period bikini?
The Sara Bottom has a discreetly sewn-in absorbent panel with three functional layers. The panel is designed to protect against light to moderate fire period, while the bikini looks and feels like ordinary swimwear.
Can I bathe and swim with the period bikini?
Yes. The Sara Bottom is designed to be used both in the water and on land. It allows you to bathe, swim and enjoy the beach with greater security during your period.
Can I use the menstrual bikini without it? period?
Yes. The Sara Bottom works exactly like a normal bikini and can be used all month - even when you don't have one period.
What if I bleed heavily?
The Sara Bottom is designed for light to moderate wear period. If you have heavier bleeding, we recommend combining the bikini with a menstrual cup or menstrual disk for extra protection. Many also choose to change bottoms as needed on longer beach days.
Does the bikini get heavy when it gets wet?
No. The menstrual bikini is made from an exclusive Italian swimwear fabric with 4-way stretch, which dries quickly and is designed to maintain a light and comfortable fit - both in and out of the water.
Can you see the absorbent layer?
No. The absorbent panel is discreetly integrated into the bikini and is not visible from the outside. The Sara Bottom is designed to look like a regular bikini.
How do I wash my period bikini?
Rinse the bikini in cold water after use and then wash it according to the washing instructions. Avoid fabric softener as it can affect the absorbent properties. Allow the bikini to air dry to best suit the materials.
Can I wear the period bikini on the beach for a whole day?
Yes, many do just that. How long you can use it depends on your bleeding. Light to moderate wood period it can often be used for many hours, while with heavier bleeding you can enjoy combining it with a menstrual cup or disc or bring an extra bottom.
Is the menstrual bikini only for adults?
No. period swimwear can be a good solution for anyone who menstruates. It gives many a greater freedom to bathe and swim without worrying about menstruation.


Who is it named after?
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Washing guide
How does it work?


