Onyx | Women's Stretch One-Shoulder Fitted Maxi Cocktail Dress

Regular price £32.95 £66.00 Sale price Sale 50%
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Cut from a smooth stretch fabric that sculpts and skims the body with quiet precision, this one-shoulder maxi dress is the definition of effortless evening elegance. The stretch construction holds the figure beautifully from shoulder to hem, creating a long, unbroken silhouette that elongates and flatters in equal measure. Minimal in detail yet striking in impact, this is a dress that lets the cut and fit do all the talking — ideal for formal events, galas, or sophisticated evenings out.

Product features:

  • Smooth Stretch Fabric: Body-skimming and supportive, the stretch construction holds its shape throughout the evening whilst remaining comfortable and easy to move in.
  • One-Shoulder Silhouette: A single structured shoulder strap creates an asymmetric neckline that frames the décolletage with understated, architectural elegance.
  • Floor-Length Fitted Cut: A sleek, column-style maxi length creates a long, sculpted silhouette that elongates the figure and commands attention with minimal effort.
  • Versatile Formal Styling: An ideal choice for black tie events, galas, weddings, or any formal occasion where a clean, sophisticated look is the clear intention.

All orders within the UK are shipped free of charge with full tracking, using trusted carriers like Royal Mail and UPS.

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Our sizes fit true to standard sizing.

  • If you usually wear a size L, go with size L.
  • If you're between sizes, we recommend sizing up.

Example:
If you're between M and L, choose size L for the best fit.

OVER 3728+ HAPPY CUSTOMERS!

★★★★

I was unsure at first but everything arrived exactly as shown. Good fit, nice fabric and very comfortable to wear.

Emily W.
Leicester
★★★★★

Absolutely love my new spring pieces. The linen dress is beautiful in person — the colour is even lovelier than on the website. Will definitely be ordering again.

Margaret T.
Edinburgh
★★★★★

Bought the linen shirt and trousers for a spring trip. Excellent quality, fits true to size and looks far more expensive than it is. Very happy."

David H.
Manchester
★★★★★

Delivery was quick and the packaging was lovely. The blouse fits perfectly and the fabric feels really premium. Great experience from start to finish.

Susan B.
Bath
★★★★

Really impressed with the quality. The trousers are well cut and the fabric breathes well. Smart enough for the office but relaxed enough for the weekend.

Robert C.
Bristol

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Your satisfaction is everything to us. We're proud of every piece we sell — which is why every order comes with a full 30-day money-back guarantee. Shop with complete confidence, no questions asked.


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Contact us at care@mossandmuse.co.uk