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Women's Asymmetric One-Shoulder Wide-Leg Jumpsuit — Elegant Evening Jumpsuit for Special Occasions | Koossa
Women's Asymmetric One-Shoulder Wide-Leg Jumpsuit — Elegant Evening Jumpsuit for Special Occasions | Koossa
Women's Asymmetric One-Shoulder Wide-Leg Jumpsuit — Elegant Evening Jumpsuit for Special Occasions | Koossa
Women's Asymmetric One-Shoulder Wide-Leg Jumpsuit — Elegant Evening Jumpsuit for Special Occasions | Koossa
Women's Asymmetric One-Shoulder Wide-Leg Jumpsuit — Elegant Evening Jumpsuit for Special Occasions | Koossa
Women's Asymmetric One-Shoulder Wide-Leg Jumpsuit — Elegant Evening Jumpsuit for Special Occasions | Koossa
Women's Asymmetric One-Shoulder Wide-Leg Jumpsuit — Elegant Evening Jumpsuit for Special Occasions | Koossa
Women's Asymmetric One-Shoulder Wide-Leg Jumpsuit — Elegant Evening Jumpsuit for Special Occasions | Koossa
Women's Asymmetric One-Shoulder Wide-Leg Jumpsuit — Elegant Evening Jumpsuit for Special Occasions | Koossa
Women's Asymmetric One-Shoulder Wide-Leg Jumpsuit — Elegant Evening Jumpsuit for Special Occasions | Koossa
Women's Asymmetric One-Shoulder Wide-Leg Jumpsuit — Elegant Evening Jumpsuit for Special Occasions | Koossa
Women's Asymmetric One-Shoulder Wide-Leg Jumpsuit — Elegant Evening Jumpsuit for Special Occasions | Koossa
Bestseller

Women's Asymmetric One-Shoulder Wide-Leg Jumpsuit — Elegant Evening Jumpsuit for Special Occasions | Koossa

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

Sculptural Silhouette with Contemporary Appeal

This one-shoulder jumpsuit offers a refined take on modern dressing, where clean architectural lines meet effortless sophistication. The asymmetric neckline creates striking visual interest whilst maintaining an air of understated elegance. Tailored through the bodice and flowing into wide-leg trousers, this piece flatters the figure beautifully, elongating the silhouette with its fluid drape. Whether you're attending an evening reception or a sophisticated daytime gathering, this jumpsuit delivers confident style with remarkable versatility.

Why You'll Love It

  • Asymmetric one-shoulder design: Creates a striking focal point whilst remaining gracefully balanced.
  • High neckline detail: Offers refined coverage that complements the bold shoulder cut beautifully.
  • Wide-leg trouser styling: Elongates your frame and ensures comfortable, unrestricted movement.
  • Tailored precision: The structured bodice and sleek lines provide a polished, put-together appearance.
  • Lightweight construction: Moves with you effortlessly, maintaining comfort throughout the day or evening.
  • Versatile occasion wear: Transitions seamlessly from sophisticated daytime events to elegant evening affairs.

Perfect For

This jumpsuit excels at special occasions where you wish to make an impression without appearing overly formal. Style it with heeled sandals and delicate jewellery for evening events, wedding receptions, or gallery openings. For daytime sophistication, layer with a tailored blazer and add minimal accessories. The architectural silhouette speaks for itself, allowing you to dress confidently knowing you've chosen a piece that combines contemporary elegance with timeless appeal. Ideal for women who appreciate modern design sensibility paired with graceful, flattering cuts.

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
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Women's Asymmetric One-Shoulder Wide-Leg Jumpsuit — Elegant Evening Jumpsuit for Special Occasions | Koossa
Women's Asymmetric One-Shoulder Wide-Leg Jumpsuit — Elegant Evening Jumpsuit for Special Occasions | Koossa Sale price£54.95
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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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