19 best bikinis for big boobs and big busts to shop in 2024

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Good American Always Fits Demi Bikini Top

Now 31% Off

Credit: Good American

Khloe Kardashian’s brand Good American is known for its size-inclusive offering, and that extends to its swimwear. The Always Fits Demi Bikini Top provides the perfect amount of lift, along with adjustable shoulder straps and underwire bust cups that keep you supported.

Size range: XS-5XL

Hey Harper Positano Bikini

Now 60% Off

Did you know tarnish-free jewellery brand Hey Harper also has a swimwear edit? Given its jewels are all waterproof and suitable to wear in the sea, you can now curate a head-to-toe Hey Harper beach ‘fit. Top of our wish list is this underwired bikini top with seamed cups, a tie back and adjustable straps.

Size range: S-XL

Boden Resin Buckle Bikini Top

Now 40% Off

Credit: Boden

We love Boden’s stylish and affordable swimwear. Case in point: this blue and white striped beauty, complete with resin buckle. The thick underbust band and shoulder straps offer plenty of support, with the close cut of the design under the arms preventing any side-boob slippage. Plus, the V-neckline is a winner for flattering big boobs.

Size range: 6-20

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Away That Day Palma Top

Credit: Away That Day

No surprise, the Palma top is a customer fave. It gives your bust a natural lift without any padding or underwire – impressive, huh? With fully adjustable straps, a tie back a super flattering plunging neckline with gathered detailing on the cups, we love this forest green hue but there are six other dreamy shades to choose from.

Size range: XS-3XL

River Island Black Fuller Bust Elastic Buckle Bikini Top

Credit: River Island

A black bikini is a classic, but the gold trim and geometric buckle elevate this design and make it look far more expensive than its £30 price tag.

Size range: 32D-36F

SKIMS Plunge Bikini Top

Now 48% Off

Credit: SKIMS

Kim Kardashian may opt for teeny tiny string ‘kinis, but her SKIMS brand has got us covered with more supportive and covered styles, too. Like this pull-on bikini top with thick shoulder straps and an under-bust band, plus a flattering plunging V shape.

Size range: XXS-4X

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Boux Avenue Ibiza Plunge Bikini Top

Now 47% Off

Boux Avenue has a dedicated section on site for its DD+ bikinis, with the range including this gorgeous two-piece. As well as being wired for extra support, the tie-ruched neckline means you can adjust the top for your desired fit.

Size range: 28A-38G

Form and Fold The Triangle Recycled Underwired Bikini Top

Form and Fold is a Fashion Editor fave for stylish and supportive bikinis. Launched by long-time friends Carly Warson and Stephanie Korn to fill a gap in the market for size-inclusive swimwear, every piece ranges from sizes D to G and is tried and tested up to 20 times to ensure uncompromising quality and fit.

Size range: 32D-36G

Whistles The Longing Ruched Underwired Bikini Top

Now 50% Off

Credit: Whistles

In collaboration with Lindsey Holland’s lifestyle brand, The Longing, Whistles’ design-led ruched bikini top looks as good out of the water as it does in. But, it’s the underwiring and adjustable straps big boobed gals will want to know about.

Size range: 4-20

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Hey Harper Bahamas Frilled & V-Shape

Now 20% Off

We’re a little bit obsessed with Hey Harper’s swimwear collection. The adjustable ruched cups and tie front make this style perfect for those with more ample chests.

Size range: S-XL

Peek & Beau Plunge Scallop Bikini Top

We've officially fallen in love with this Peek and Beau design. The summery gingham, the scallop trip, the high-waist bikini bottoms. And the fact it fits up to a G cup? Added bonus!

Size range: 6D-18F

Hunza G Bonnie Metallic Seersucker Bikini

Sick of trying to find your correct size? Banish numbered labels once and for all with Hunza G’s one-size-fits-all swimwear. The secret lies in the brand's signature super stretchy seersucker fabric that can comfortably fit a UK size 6-16.

Size range: 6-16

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Toco Swim Yara Top

Our favourite thing about Toco Swim? Each design has been shot on a model in every size, giving you the option to ‘see your size’ and see how it would likely fit IRL. A huge help when you're online shopping.

Size range: XS-XL

TALA Malibu Crop Swim Tee

Now 60% Off

Credit: Tala

Forget a bikini, it’s all about the crop swim tee, and TALA have delivered. So if you’re looking for something that can take you straight from lunch to the pool, look no further.

Size range: 2XS-4XL

Bravissimo Cassis Tankini Top

Now 31% Off

Credit: Bravissimo

For those after extra coverage, this tankini from Bravissimo is a hit. The concealed balconette cups will keep you feeling supported and secure in and out of the water.

Size range: 30D-40H

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Pour Moi Azure Underwired Lined Non-Padded Bikini Top

Pour Moi has an incredible selection of big boob-friendly swimwear, including this classic black design that’ll truly never date.

Size range: 32C-40J

Curvy Kate First Class Bandeau Bikini Top Black

Now 31% Off

Based on Curvy Kate’s luxe strapless bra, this bandeau is for the babes that hate bikini strap tan lines. And even better than no strap tan lines, the bikini is made with recycled Xtra-life lycra so you can swim responsibly. That’s a huge result in our book!

Size range: 28D-40J

MAGISCULPT Underwired Plunge Bikini Top

Now 50% Off

When it comes to delivering stylish and supportive pieces, MAGISCULPT is always ready to serve. Case in point: this plunge bikini top. From the rich caramel hue to the flattering ruched cups, we've found our new holiday staple.

Size range: 34C-44H

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Bravissimo Amalfi Frill Bikini Top

You’ll catch everybody’s eye in this striking red bikini from Bravissimo. The underwired plunge cups will keep you feeling supported, while the off-the-shoulder Bardot neckline with frills will have you looking stylish—the best of both worlds.

Size range: 30D-40L

Alexandria Dale is Digital Fashion Writer at Cosmopolitan & . Covering everything from the worth knowing about to the latest fashion news, there’s nothing she loves more than finding a high street dupe of a must-have designer item. As well as discovering new brands, she’s passionate about and establishing the trends that are actually worth investing in. Having worked in fashion journalism for six years, she has experience at both digital and print publications including Glamour and Ok!

Rosie Davenport is an Ecommerce Writer at Cosmopolitan UK and Red Online, covering fashion, beauty and travel reviews, as well as major sales events such as Black Friday and Amazon Prime Day. Rosie has reviewed everything from Reformation dresses to the latest massage guns and knows the new brands to bookmark as well as the latest trends to follow. Before this role, Rosie was a Fashion Ecommerce Writer on publications including ELLE, Harper’s Bazaar and Good Housekeeping for nearly two years, and gained a MA from Central Saint Martins in Fashion Journalism in 2021, focussing on the rise (and rise) of fashion podcasting. Rosie has also worked at The Times, been a sub editor at The Mail on Sunday’s weekly YOU magazine and produced in-depth retail reports for the trend forecasting agency WGSN. Her career highlight? Previewing Prada’s AW21 menswear show in the depths of lockdown and interviewing Miuccia Prada and Raf Simons from her bedroom. Outside of work, Rosie can be found rummaging through vintage shops or getting lost in one of London’s iconic department stores. You can follow Rosie on Instagram @rosie.davenport

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