Sirena | Bikini
Sirena | Bikini
Sirena | Bikini
Sirena | Bikini
Sirena | Bikini
Sirena | Bikini
Sirena | Bikini
Sirena | Bikini
Sirena | Bikini
Sirena | Bikini
Sirena | Bikini
Sirena | Bikini
Sirena | Bikini
Sirena | Bikini
Sirena | Bikini
Sirena | Bikini
Sirena | Bikini
Sirena | Bikini
Regular price $183.99 Sale price$54.95 Save 70%
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Only 3 Left In Stock

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High Demand During Our Body Positivity Sale
Some colours and sizes are almost sold out. If you can still add your size to the cart, it's still available.
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For the woman who knows who she is — and deserves to show it.

NOOSA BAY

Sirena | Bikini

Know that feeling? Summer's approaching, you're packing — and then you find yourself in front of the mirror in a bikini you know won't feel right all day. Too revealing, not enough support. You pull something over your stomach, adjust the straps, and think: another day of fixing and hiding instead of enjoying yourself.

Sirena is the bikini designed for women who want to enjoy the beach without thinking about their body. The U-wire neckline lifts and flatters elegantly, while the tummy-control fabric gently shapes the stomach. The adjustable straps give you exactly the support you need — nothing shifts, nothing slips. The smooth, breathable fabric feels like a second skin, so you can move, swim and relax without a second thought.

Women who wear Sirena all say the same thing: "For the first time in years, I truly felt good in a bikini." Choose your colour and size — and try it for yourself.

Why you'll love it

U-wire that lifts without digging in
Elegant décolletage and support without pinching underwire.

Tummy control without pinching
The fabric shapes gently without the feeling of a corset — you simply breathe.

Adjustable straps, secure fit
Nothing slips or shifts, even after swimming.

14 colours — from classic to bold
From timeless black to bright orange, for every mood and skin tone.

Sirena bikini detail
MaterialSwimwear fabric with spandex — stretchy, quick-drying, long-lasting colour
CutSlim-fit with tummy control
Set includesTop + bottoms
NecklineU-wire
StrapsAdjustable
SizesXS – 2XL
Black Navy Burgundy Blue Brown Pink Light Pink Beige Olive Green Red Orange Yellow Purple Dark Blue
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Over 27,872 happy customers

Discover why women choose Noosa Bay

Verified Customer

I ordered for the first time without high expectations. When the package arrived, I was surprised — the quality is much higher than I expected for this price.

Sarah Mitchell

Verified Customer

Delivery was super fast and the packaging was beautifully done. You can tell there's a brand that truly cares about their customers.

Emma Richards

Verified Customer

Product is excellent, exactly as described. Packaging was perfect and shipping was fast. Will definitely buy again.

Olivia Harper

Verified Customer

I was impressed by the quality of the materials and the attention to detail. Customer service is exceptional, they respond immediately.

Grace Campbell

Verified Customer

A fantastic shopping experience from start to finish. The product exceeds expectations and the price is great.

Charlotte Fisher

Verified Customer

I can't shop anywhere else anymore. The value for money is unbeatable and every piece I order instantly becomes my favourite. I already have five in my wardrobe.

Mia Palmer

Verified Customer

I gave it to my mum for her birthday. When she tried it on she said: "Finally something that fits me without having to go to a tailor." Ordered another one for myself.

Sophie Davis

Verified Customer

Third order in two months. Every time I think: this time it can't be as good as the last. And every time I'm wrong. The jacket is my favourite piece so far.

Isabella Green

Verified Customer

My colleague at the office asked me three times where I bought my pants. The third time I just sent her the link. Now we have the same ones in two different colours.

Lily Lawrence

Free Shipping

We deliver Australia-wide. Order before 11pm: shipped next business day.

Honest prices, real quality

Fashion worth every dollar

30-day returns

Easy, hassle-free returns

Over 27,872 happy customers

The Noosa Bay family grows every day

Body positivity

WE CELEBRATE EVERY BODY — IN EVERY SEASON

Feeling beautiful isn't just a summer thing. It's not only that moment when you slip on a bikini or a light dress and feel confident. It's also that first day of spring when you throw on a soft cardigan, step into your favourite boots, and look in the mirror thinking: "Yes, this is me."

We celebrate every woman with passion, embracing her uniqueness. Our pieces are designed to highlight the beauty of every body — regardless of shape, size, or age. We don't believe in one standard of beauty: we create clothing that makes you feel confident, in every season.

Our mission goes beyond appearance: it's about self-love and self-acceptance. Whether you're wearing a summer dress or your favourite knit with a cup of tea in hand — remember that you are perfect just the way you are.

Body Positivity Sale

Feeling beautiful shouldn't be a luxury. That's why we offer our pieces at accessible prices — always. Because every woman deserves to feel confident, without compromise. Discover our new spring collection: lightweight knits, breezy tops, and effortless layers designed for your body. Limited availability.

Noosa Bay — For the woman who knows who she is.

What the Noosa Bay family says

This is already my fifth order and I'll keep coming back.

Sarah M.

Sydney

After ten washes they still look brand new. That's real quality.

Emma R.

Melbourne

Finally fashion that actually fits me. Not too young, not too classic — just perfect.

Olivia H.

Brisbane

The fabric quality is exceptional — you feel the difference the moment you put it on.

Grace C.

Perth

I ordered a blouse and a dress — both fit perfectly. Absolutely love them.

Charlotte F.

Gold Coast

Four orders and not a single disappointment. Simply amazing.

Mia P.

Adelaide

I'm 58 and I've finally found a brand that truly understands me.

Sophie D.

Noosa

Even just opening the package was an experience. The quality is simply incredible.

Isabella G.

Byron Bay

I ordered two blouses and I'm over the moon. Truly beautiful pieces.

Lily L.

Newcastle

Elegant yet so comfortable to wear. This is already my sixth order!

Ava S.

Hobart

FAQ

How can I track my order?

After your order is confirmed, you'll receive an email with your order number. You can track your order at any time through our Track & Trace page.

What is your return policy?

You have 30 days to return your order. Once the return is approved, your refund will be processed using the same payment method used for the purchase.

I have a problem with my order. How can I contact you?

If you have questions or experience an issue with your order, please visit our Contact page. We're always happy to help as quickly as possible.

What payment methods do you accept?

We accept credit card payments, processed securely and fully encrypted.

How do your sizes fit?

Our pieces fit true to standard sizing. We recommend checking the size chart on each product page. If you're unsure, our customer service team is happy to help you personally.

What is the Noosa Bay Body Positivity Sale?

The Body Positivity Sale is our seasonal initiative celebrating the beauty of every body — regardless of size, age, or shape. Because we believe confidence shouldn't come at a price, we offer our most-loved pieces at special prices. For a limited time only.

Fashion for every body. Now at special prices.

Body Positivity — by Noosa Bay

We believe every woman deserves to feel beautiful — regardless of size, age, or body shape. That's why we create pieces that flatter your silhouette, never restrict, and fit every figure beautifully. No labels. No "plus size" section. Just beautiful clothing for women who know who they are. Every piece is selected with care, love, and attention to quality — quality you'll feel from the moment you put it on.

Discover our collection