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Women's Black Jumpsuit — Relaxed Fit Regular Leg One-Piece for Everyday Wear & Casual 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 Thu 16 Jul
🇬🇧 Free UK Delivery
2-Year Guarantee Quality assured
30-Day Returns Hassle-free

Effortless Style in a Contemporary Jumpsuit

Discover the perfect balance of comfort and sophistication with this versatile black jumpsuit. Designed for the modern woman who values understated elegance, this one-piece features a relaxed regular fit that flatters your natural silhouette whilst offering exceptional ease of movement. The minimalist solid colour design creates a clean, polished look that transitions seamlessly from morning coffee to evening drinks. Whether you're running errands, meeting friends, or enjoying a weekend getaway, this timeless jumpsuit delivers effortless style without compromise.

Why You'll Love It

  • Versatile Silhouette: The regular fit offers a flattering shape that enhances your natural form whilst ensuring all-day comfort and freedom of movement.
  • Timeless Simplicity: The solid black colourway and clean lines create an elegant foundation that works beautifully with any accessories or footwear.
  • Effortless Dressing: This all-in-one design eliminates the need for coordinating separates, making getting dressed a pleasure rather than a chore.
  • Breathable Construction: Thoughtfully crafted to offer excellent comfort throughout the day, keeping you feeling fresh and confident.
  • Easy Styling: Dress it down with white trainers and a denim jacket, or elevate the look with heeled sandals and statement jewellery for evening occasions.
  • Practical Elegance: The casual yet refined design makes this jumpsuit ideal for everything from weekend brunches to relaxed dinner parties.

Perfect For

This black jumpsuit is your answer to versatile, comfortable dressing that never compromises on style. Ideal for weekend outings, casual gatherings, and everyday wear, it serves as a reliable wardrobe essential you'll reach for season after season. The relaxed fit ensures you feel comfortable whether you're travelling, shopping, or enjoying leisure time with family and friends. Pair it with flat sandals and a straw tote for summer days, or layer it with a tailored blazer and loafers for a more polished autumn look. This is the kind of effortlessly chic piece that simplifies your wardrobe whilst expanding your styling possibilities, offering you both comfort and confidence in equal measure.

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 Black Jumpsuit — Relaxed Fit Regular Leg One-Piece for Everyday Wear & Casual Occasions | Koossa
Women's Black Jumpsuit — Relaxed Fit Regular Leg One-Piece for Everyday Wear & Casual Occasions | Koossa Sale price£59.95
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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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