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Women's Blue Plunge Neck One-Piece Swimsuit — Elegant Holiday Swimwear with Wire-Free Support & Flattering Fit | Koossa


Low stock!
Free delivery Free UK delivery — includes tracking
Money-back guarantee 30-day money-back guarantee
Colour:Blue
Size:

Size Guide

Women's Clothing · All measurements in cm

SizeUKBust (cm)Waist (cm)Hip (cm)
XS6–880–8460–6486–90
S8–1084–8864–6890–94
M10–1288–9468–7494–100
L12–1494–10074–80100–106
XL14–16100–10680–86106–112
XXL18–20106–11486–94112–120
3XL20–22114–12294–102120–128

All measurements are body measurements. If you are between sizes, we recommend sizing up for a more relaxed fit.

Dispatched Sat 11 Jul
🇬🇧 Free UK Delivery
2-Year Guarantee Quality assured
30-Day Returns Hassle-free

Sophisticated One-Piece Swimsuit for Effortless Holiday Elegance

Discover the perfect blend of comfort and refinement with this beautifully designed one-piece swimsuit. Crafted for the discerning woman who values both style and support, this piece features a flattering plunge neckline that elongates the silhouette whilst offering wire-free comfort throughout the day. The sleeveless design and carefully considered cut create a figure-enhancing shape that celebrates your natural form with confidence and grace. Finished in a timeless blue tone with an elegant printed detail, this swimsuit is your ideal companion for poolside relaxation and seaside escapes.

Why You'll Love It

  • Plunge Neckline: Creates an elegant, elongating line that flatters the décolletage whilst maintaining sophisticated coverage.
  • Wire-Free Support: Provides all-day comfort without compromising on structure, allowing you to move freely and confidently.
  • Figure-Enhancing Fit: The tailored cut sculpts and smooths, celebrating your silhouette with understated elegance.
  • Timeless Blue Shade: A refined colour that transcends trends and complements every skin tone beautifully.
  • Sleeveless Design: Offers freedom of movement and ensures an even tan whilst maintaining classic sophistication.
  • Versatile Holiday Appeal: Perfect for resort wear, cruise holidays, or simply elevating your poolside wardrobe.

Perfect For

This one-piece swimsuit is ideally suited for the woman who appreciates classic elegance in her holiday wardrobe. Whether you're enjoying a Mediterranean cruise, relaxing by the hotel pool, or planning a summer escape to warmer shores, this piece delivers effortless style and all-day comfort. The wire-free construction makes it perfect for extended wear, whilst the flattering plunge neckline ensures you feel polished and poised from breakfast on the terrace through to evening drinks by the water. Pair with a wide-brimmed sun hat, elegant sandals, and your favourite cover-up for a complete resort-ready look that exudes quiet confidence and timeless sophistication.

Free UK delivery on every order — no minimum spend required.

Your order is carefully packaged and sent with full tracking, so you always know exactly when to expect your delivery.

Order today and we'll dispatch it the next working day.

Not quite right? You have 30 days to return your purchase — no questions asked.

We also offer a 2-year guarantee against manufacturing faults, because we stand behind everything we sell.

1
Contact us Email us with your order number and reason for return.
2
Send it back Pack the item securely and post it to our returns address.
3
Receive your refund Once received, we'll process your return and refund within 5 working days.
Fit Guide ✓  True to Size
Runs small
Runs large
Women's Blue Plunge Neck One-Piece Swimsuit — Elegant Holiday Swimwear with Wire-Free Support & Flattering Fit | Koossa
Women's Blue Plunge Neck One-Piece Swimsuit — Elegant Holiday Swimwear with Wire-Free Support & Flattering Fit | Koossa Sale price£39.95
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Frequently asked questions

How do I know this will fit me?
Each product page includes a detailed size guide. If you're between sizes, we recommend sizing up for a more comfortable, relaxed fit. Our customer care team is also happy to advise — simply get in touch before you order.
What is your returns policy?
We offer a straightforward 30-day returns policy. If you're not completely satisfied, contact our team with your order number and we'll guide you through the process. Refunds are issued within 5 working days of receiving your return.
How do you ensure the quality of your clothing?
Every garment in the Koossa collection is selected for its fabric quality, construction, and longevity. We work with carefully chosen suppliers and assess each piece for fit, finish, and durability before it reaches you.
Are the colours accurate in the product photos?
We photograph each item in natural light to represent colour, texture, and drape as faithfully as possible. Please note that screen settings can vary slightly, but we do our best to ensure what you see is what you receive.
When will my order arrive?
Orders placed today are dispatched the next working day. All deliveries include full tracking so you can follow your parcel every step of the way. Free UK delivery is included on every order, with no minimum spend.
Why shop with Koossa?
Koossa was created for those who dress with intention. We curate timeless, well-made clothing and accessories for the over-50s — people who value quality over trends, and style over noise. Every order is backed by free delivery, easy returns, and genuine customer care.
The Koossa team in our boutique The Koossa team
Our Promise

We stand behind every piece we sell

We started Koossa because we believed fashion could be both timeless and trustworthy. Every garment is personally selected for its quality, cut, and craftsmanship. If it wouldn't meet our own standards, it doesn't reach yours. That's not a policy — it's simply how we work.

30day
No-questions returns window
0.5%
Of customers ever use it
5day
Refund processed within
30-Day Money-Back Guarantee Not satisfied? We'll refund you in full — no forms, no fuss. Simply contact us within 30 days.
Free UK Delivery On every order
Easy Returns 30-day hassle-free returns
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