Best Swimsuit Brands for Big Boobs: Expert-Approved

Written by Carmen Rodriguez

Best Swimsuit Brands for Big Boobs: Where Support Meets Swim Style

When you have a larger bust, finding a swimsuit that fits well, feels secure, and looks stylish isn’t just a luxury—it’s a necessity. Most mainstream swimwear fails to provide the right support, relying on stretchy triangles or flimsy bandeaus that do little for D+ cup sizes. Fortunately, several swimwear brands are changing the narrative by designing with full-busted women in mind.

Whether you're looking for a flattering tankini, a high-support bikini top, or a structured one-piece, these swimsuit brands for big boobs offer real solutions—with features like underwire, bra-sizing, power mesh, and reinforced construction that prioritizes both comfort and aesthetics.

What Makes a Brand Bust-Friendly?

Before diving into the best names in supportive swimwear, it’s important to know what sets a full-bust brand apart:

Bra-Sized Swimwear: Cup-and-band sizing (like 34G or 40E) ensures a tailored fit.
Supportive Structures: Underwire, molded cups, internal slings, or shelf bras provide lift and shape.
Wide, Adjustable Straps: Distribute weight evenly and reduce digging.
Inclusive Sizing: Recognizes the wide range of full-busted and full-figured bodies.
Chic, Confidence-Driven Styles: You shouldn’t have to sacrifice fashion for functionality.

The Best Swimsuit Brands for Big Boobs (Expert Picks)

1. Panache Swim

Why We Love It: Panache is known for creating lingerie-level support in swimwear form. Their cup-sized bikini tops and one-pieces go up to a J cup and feature premium materials and timeless silhouettes.

Best For: Lifted, secure support with a classic aesthetic.

2. Freya Swim

Why We Love It: Freya’s swimwear delivers fashion-forward prints with reliable plunge or full cup options. Their D–HH cup range offers support without sacrificing playful design.

Best For: Trendy styles, youthful cuts, and bra-level shaping.

3. Bravissimo Swim

Why We Love It: Created specifically for D–L cups, Bravissimo blends high support with beautiful, body-conscious details. Their swim collection includes wired bikinis, tankinis, and supportive one-pieces.

Best For: Everyday support in vacation-ready styles for busty women.

4. Elomi Swim

Why We Love It: Elomi specializes in full-figure, full-bust swimwear (up to a K cup). Their designs focus on smoothing panels, wider straps, and shaping without compression.

Best For: Full-figured women seeking structured, elegant swimwear with ample bust support.

5. Curvy Kate Swim

Why We Love It: Curvy Kate champions bold styles, inclusive sizing, and affordability. Their bikini tops go up to a J cup and often include fun, daring cuts with built-in support.

Best For: Confident, curve-forward designs with vibrant personality.

6. Pour Moi

Why We Love It: A UK-based brand that offers supportive and stylish swimwear at accessible prices. Many of their pieces include molded cups and banded underwire support.

Best For: On-trend looks with surprising support for mid-range budgets.

7. Figleaves (Now Available at Next UK)

Why We Love It: Figleaves offered a wide selection of bra-sized swimwear with elegant cuts and flattering drapes. Though the brand has transitioned, many of its designs are still available at Next.

Best For: Refined swim styles with excellent bust control and coverage.

8. Lands’ End

Why We Love It: While not a lingerie brand, Lands’ End delivers some of the most dependable and modest swimwear options for women with big busts. Bra-sized tankinis and one-pieces come with sewn-in soft cups or underwires.

Best For: Family-friendly, full-coverage swimwear with comfort-first design.

Bonus: Boutique & Independent Brands to Watch

Olivia Paisley Intimates (if applicable): Known for its dedication to inclusive sizing and body-honoring silhouettes, Olivia Paisley is redefining what sexy, supportive swimwear looks like for full-busted women.
Monday Swimwear: While not bra-sized, their double-lined, curve-hugging suits are popular among fuller-chested influencers and prioritize structured fit.
YouSwim: Their one-size-fits-most approach isn’t for everyone, but the ultra-stretchy knit fabric adapts surprisingly well to larger busts while maintaining style.

Final Word: Your Bust Deserves Better Swimwear

No one should have to wrestle with falling straps, spillage, or flimsy coverage. The best swimsuit brands for big boobs prioritize engineering as much as they do elegance. Whether you're lounging by the pool or diving into waves, the right brand ensures your bust feels supported—and your confidence shines.

At Olivia Paisley Intimates, we’re proud to celebrate bodies of all shapes and sizes. If you're looking for swimwear that lifts, supports, and flatters, explore our curated collection of D+ cup swim styles—designed for real women, by women who understand fit.