Supportive Cross Strap One-Piece Swimsuit

The rosemary lane

Supportive Cross Strap One-Piece Swimsuit

Selected pieces from Rosemary's final collection.

£49.95 £80.00

★★★★★ Founded in 2008 in London

COLOR: Black

SIZE: S

→ Size Chart

Only a few items left

FREE SHIPPINGWithin the United kingdom

30-DAY MONEY-BACK GUARANTEETry it risk-free

STRICTLY LIMITEDHandmade, limited quantities

EVERY 10TH ORDER IS FREEAs a thank you

RETIREMENT SALE UPDATE:

Due to high demand, only a few items remain in stock. If you can click, the item is still available.

Product Description +

The One-Piece That Feels Elegant Without Feeling Complicated

Some swimsuits look striking online but feel uncomfortable, overly structured, or difficult to actually wear once you spend a full day in them.

This one was designed to feel different.

The softly sculpted halter silhouette creates natural support and balance through the upper body, while the woven crossover neckline adds refined detail without feeling overdone. Combined with the smooth body-contouring fit and secure one-piece construction, it creates a swimsuit that feels polished, supportive, and genuinely easy to move in all day long.

Because the most flattering swimwear is the kind you feel comfortable forgetting about once it’s on.

Why It Feels Different

Crossover halter neckline → frames the shoulders and collarbone beautifully → creates an elongated, elegant silhouette that still feels secure and wearable
Woven textured trim detail → adds softness and visual structure through the neckline and waist → refined styling that feels elevated without trying too hard
Secure one-piece construction → keeps everything comfortably in place while moving → less shifting, adjusting, or second-guessing your coverage
Soft body-smoothing fit → gently contours the waist and midsection without harsh compression → flattering support that still feels breathable and comfortable
Stretch performance fabric → moves naturally with your body while maintaining shape → easy comfort whether swimming, lounging, or walking along the beach
Balanced open-shoulder silhouette → highlights the upper body while maintaining secure coverage → feminine without feeling overly revealing
Lightweight fully lined feel → provides comfortable coverage and confidence → smooth support that never feels heavy or restrictive

Made For Real Summer Days

This is the kind of swimsuit you can comfortably wear from poolside mornings to sunset dinners by the water without feeling ready to change halfway through the day.

Perfect for beach vacations, resort stays, cruises, swimming, or long summer afternoons when you want something that feels elegant, supportive, and easy to wear all at once.

No straps slipping out of place.
No stiff shaping panels digging into your body.
No complicated fit that only works standing still.

Just soft support, polished simplicity, and a silhouette that helps you feel naturally confident.

Fit & Feel

True-to-size fit
Secure halter-style construction
Soft stretch fabric with flexible movement
Fully lined for comfortable coverage
Gentle smoothing without restrictive compression
Designed for comfortable all-day wear

Why Women Love It

Elegant neckline that still feels supportive
Feminine shaping without uncomfortable structure
Soft fabric that moves naturally with the body
Secure fit that stays comfortable while moving
Timeless silhouette that feels polished and wearable
Designed to help you feel confident, supported, and completely at ease

Size & Fit +

You can find the Size & Fit in the Size Chart above the ADD TO CART

Care Instructions +

Machine wash cold, gentle cycle. Do not tumble dry. Iron on low. Do not bleach.

Shipping & Returns +

Free shipping on all orders. 30-day hassle-free returns. Every 10th order is fully refunded.

FREE SHIPPING ACROSS THE U.K.

We ship within the United Kingdom using reliable carriers to ensure fast and secure delivery. Free shipping on all orders.

SECURE CHECKOUT

Your payment is protected with industry-standard security for a safe and seamless shopping experience.

30-DAY MONEY-BACK GUARANTEE

Shop with confidence. You can return or exchange your order within 30 days if it's not the right fit for you.

ABOUT THE ROSEMARY LANE

“ELEGANCE IS NOT WHAT DRAWS ATTENTION, BUT WHAT STAYS IN MEMORY.”

Since 2008, The Rosemary Lane has been built around a simple belief — that clothing should feel just as beautiful as it looks.

For 18 years, Rosemary carefully curated timeless pieces designed to help women feel comfortable, confident, and effortlessly elegant in everyday life. Soft fabrics, relaxed silhouettes, and styles made for real women and real life have always been at the heart of every collection.

2008FOUNDED IN LONDON

100%CAREFULLY SELECTED MATERIALS

18+YEARS OF EXPERIENCE AND CRAFTSMANSHIP

OUR COMMUNITY

CUSTOMERS WEAR THE ROSEMARY LANE WITH PRIDE

Sarah M.

Emily R.

Jennifer K.

Amanda L.

Elizabeth K.

Rachel T.

BUY 2, GET EXTRA 10% OFF

BUY 3, GET EXTRA 15% OFF

BUY 4, GET EXTRA 20% OFF

BUY 5, GET EXTRA 25% OFF

LAST CHANCE TO SECURE THESE, BEFORE THEY'RE GONE FOR GOOD!

Discount is automatically applied at checkout & items can be combined

IMPORTANT NOTICE

EVERY 10TH ORDER WILL BE REFUNDED

“With a heavy heart, I must share that The Rosemary Lane will be closing its doors due to my retirement. This decision has not been an easy one. As I prepare to spend more time in my garden and enjoy a slower pace of life, I know this is the right moment to close this beautiful chapter.” Letting go of a lifetime of work is never simple, but I believe it is time. After many beautiful years, I feel it is finally time to slow down and step into a quieter chapter of life.

As one final thank you to the women who have supported The Rosemary Lane over the years, every 10th order placed during our retirement event will be fully refunded. A small gesture of gratitude before this beautiful chapter comes to a close. 🤍

R

RosemaryFOUNDER & DESIGNER

Clothing should never make a woman feel like she has to become someone else.

At The Rosemary Lane, we never chased fast trends or passing fashion. We chose pieces for the woman who still wants to feel elegant — but also comfortable in her own skin. Soft fabrics. Gentle fits. Timeless silhouettes designed to move naturally through everyday life. Because true style is not about standing out loudly. It's about quietly feeling like yourself again. As Rosemary prepares to retire and spend more time tending to her garden, this final collection is being offered in limited quantities as a heartfelt thank you to the women who made these years so meaningful.

30-DAY MONEY-BACK GUARANTEEChoosing something new should feel exciting — not stressful.

If your order isn't exactly what you hoped for, you can return it within 30 days for a refund.

Even as The Rosemary Lane enters its final chapter, Rosemary remains committed to one promise: Every woman deserves to shop with complete confidence.🤍 That's why every order is protected by our 30-Day Money-Back Guarantee.