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4.9 based on 4,800+ reviews

Iona | Relaxed Asymmetric Kaftan Dress

£204.95 £39.95 Save 81%
/
Designed for curvy women, by women who understand.
Free UK Delivery with Royal Mail
30-Day Money-Back Guarantee
Colour
Size
Fit
Runs Small True to Size Runs Large
Low stock — selling fast
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LIMITED STOCK NOTICE

At Curve Society, many of our pieces are produced in limited quantities and popular sizes often sell out first. Due to increased demand, stock is currently moving quickly. If you can still click “Add to Bag”, your size is still available.

— Curve Society Team 🤍

Free UK Delivery
30-day Money-Back Guarantee

The Iona Relaxed Asymmetric Kaftan Dress brings effortless elegance to everyday dressing. Designed with a loose, flowing silhouette, a soft V-neckline, and an uneven draped hem, it creates a laid-back yet refined look with a natural bohemian feel.

Finished with practical front patch pockets and relaxed three-quarter sleeves, Iona is an easy-to-wear piece that pairs beautifully with sandals, layered jewellery, or simple accessories for an understated, free-spirited style.

Why you’ll love it

  • Relaxed oversized fit – comfortable and effortlessly flattering
  • Soft V-neckline – adds a feminine, understated touch
  • Three-quarter sleeves – easy and relaxed for everyday wear
  • Front patch pockets – practical with a casual finish
  • Asymmetric draped hem – creates a distinctive, flowy silhouette
  • Versatile boho style – perfect for casual days, holidays, beach walks, or resort looks
Size UK Bust (cm / in) Length (cm / in)
S 8-10 106 / 41.7 116 / 45.7
M 12-14 110 / 43.3 117 / 46.1
L 16-18 116 / 45.7 118 / 46.5
XL 20-22 122 / 48.0 119 / 46.9
2XL 24-26 128 / 50.4 120 / 47.2

If for any reason you are not happy with your order, simply send it back within 30 days for a full refund. Shopping with Curveline | Middlesbrough is worry-free. See our Refund Policy for details.

Free UK delivery on all orders, fully insured with tracking. Orders are processed within 1–2 business days.

Sarah M. and 10,000+ other women love Curve Society ✓

Curve Society started with a simple belief. 🤍

Every woman deserves beautiful clothing in her size.

As a brand created for curvy women, we were tired of seeing beautiful styles that did not include every size. So we created a place where women never have to wonder whether their size exists.

What started as a simple idea quickly became something much bigger than we ever imagined.

Because of women like you. ✨

Your support, your orders and your belief in what we are building have helped Curve Society grow into something truly special.

And now, we are moving into a bigger home. 🤍

To celebrate this exciting new chapter, enjoy up to 80% off sitewide while stocks last.

— The Curve Society Team 🤍

What Our Curve Society Customers Say

Loved by thousands of women who finally found their fit

4.9
Based on 4,800+ reviews
Marlowe R.

Marlowe R.

Just arrived and the fabric is so much nicer than I expected — soft with a lovely weight. The twist-front and little black trim look so expensive. The beige goes with everything.

✓ Verified buyer
2026-05-12
Sienna T.

Sienna T.

The twist front is SO flattering over my tummy — I felt put-together the second I had it on. Wore it to lunch and got three compliments. True to size on my 2XL.

✓ Verified buyer
2026-05-18
Delphine A.

Delphine A.

This maxi is a dream — flowy, breezy, and it has POCKETS. So comfortable I've basically lived in it all summer. Sized up one and the fit is perfect.

✓ Verified buyer
2026-05-22
Cora B.

Cora B.

Obsessed with this colour and the little knot detail — the piping makes it look high-end, not cheap at all. The material feels gorgeous on.

✓ Verified buyer
2026-05-25
Hazel M.

Hazel M.

Bought the powder blue for a wedding and felt like an absolute goddess. The halter neckline is so flattering and it skims everything. Cannot recommend enough.

✓ Verified buyer
2026-05-28
Priya N.

Priya N.

The black maxi is the comfiest thing I own — looks dressy but feels like pyjamas. Pockets, flowy, true to size. Already ordered it in another colour.

✓ Verified buyer
2026-05-30
Renata G.

Renata G.

This wrap dress hugs in all the right places and the white piping is so chic. Finally a dress that fits my curves AND my height. Worth every penny.

✓ Verified buyer
2026-06-01

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Store Name: Curve Society

Business Address: 27 Granby Street, Leicester, LE1 6EJ, United Kingdom

Warehouse Address: Unit 15, 6/F, Metro Industrial Centre, 32 Lam Hing Street, Kowloon Bay, Kowloon, Hong Kong

Email: support@curvesocietyleicester.com

Customer Service Hours: 
Mon–Fri: 09:00 am–05:00 pm 
Sat & Sun: Closed

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© 2026 Curve Society

Women's Relaxed Kaftan Maxi Dress With Wide Sleeves - Loose Silhouette For Warm Days