Sienna | Open-Back Halter Mini Dress
Sienna | Open-Back Halter Mini Dress
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After-dark confidence. Effortlessly alluring.
The Sienna Open-Back Halter Mini Dress is designed for unforgettable evenings and spontaneous moments that deserve a standout look. Crafted from a soft stretch fabric that contours the figure beautifully, it creates a sleek, feminine silhouette while offering comfort that lasts long into the night. The elegantly draped halter neckline frames the shoulders and neckline with understated sophistication, balancing refinement with modern allure.

From the back, the design reveals its most captivating detail — a dramatic open-back silhouette that feels striking yet effortlessly elegant. The figure-skimming fit enhances natural curves, while the mini length adds a playful, confident finish that moves seamlessly from cocktail hour to late-night celebrations.

Perfect for rooftop gatherings, birthday celebrations, evening events, and nights spent making memories, Sienna is a dress that commands attention without ever trying too hard. Pair with statement heels and delicate jewellery for a look that feels confident, contemporary, and undeniably captivating.
Care Instructions
Care Instructions
Garment Care
Crafted for everyday elegance and lasting comfort. To preserve the fit, feel, and finish:
• Machine wash cold (30°C) with similar colours
• Use a gentle cycle to maintain the fabric’s structure
• Avoid bleach to protect colour richness
• Air dry or tumble dry on low for best results
• Iron on low heat if required
• Do not dry clean
Designed to retain its shape, softness, and effortless drape wear after wear.
100% Authenticity
100% Authenticity
⚠ We’ve seen lookalike versions of our bestselling styles online. For authentic quality and the perfect fit, shop directly with Maribely London.
Delivery Info
Delivery Info
Orders Below £49 - Shipping cost: £4.95
Orders above £50: Shipping is FREE
• UK: 5-7 business days
30 Day Returns
30 Day Returns
30 Days Free Returns
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Trusted by Women
Thousands of happy customers share their experience.
Lovely Quality
Lovely quality for the price. I ordered a blouse and it fits perfectly. The fabric feels really nice and the delivery was quicker than expected.
Emma S.
Perfect Fit
Really happy with my order from Maribelly. The dress looks exactly like the photos and is very comfortable to wear. Will definitely shop here again.
Sophia L.
Great Find
Great little find online. The dress I bought is stylish and fits perfectly, great for my next night out. Very pleased with it.
Ava J.
Lovely Quality
Lovely quality for the price. I ordered a blouse and it fits perfectly. The fabric feels really nice and the delivery was quicker than expected.
Emma S.
Perfect Fit
Really happy with my order from Maribelly. The dress looks exactly like the photos and is very comfortable to wear. Will definitely shop here again.
Sophia L.
Great Find
Great little find online. The dress I bought is stylish and fits perfectly, great for my next night out. Very pleased with it.
Ava J.
Loved by British Women
From everyday elegance to statement moments
Maribely pieces are designed to turn heads.
You deserve something unforgettable.
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✨ Online Exclusive
These styles aren’t available in stores.
Exclusively online — only while supplies last.