period bikini - Seat bikini briefs

Sidsel bikini briefs are one period bikini, which combines elegant design with discreet protection. The nostalgic structure of the exclusive Italian fabric gives a timeless expression, while the built-in absorbent technology makes it possible to bathe with greater security - even under your period.

The bikini briefs are high-waisted and 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.

period bikini - Sidsel bikini briefs, how does it work?

Sidsel bikini briefs have been developed with a discreet absorbent wedge, which is integrated directly into the bikini briefs. 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.

Sidsel bikini briefs can be used all month and work exactly like a normal 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

Sidsel bikini briefs are 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 Sidsel 

• period bikini with discreet absorbent technology in three layers

• Protects wood light to moderate period

• Can be used throughout the cycle - also without period

• Looks and feels like a regular bikini

• Nostalgic wrinkled design in exclusive Italian fabric

• 4-way stretch for high comfort and good freedom of movement

• Quick drying material

• Lined for extra hold and a secure fit

Match with the rest of ours period swimwear

Seat 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. Seat period bikini 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. Seat period bikini 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?

Seat period bikini is developed for light to moderate 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.