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Thea | Halter-back Maxi Dress
Thea | Halter-back Maxi Dress
Thea | Halter-back Maxi Dress
Thea | Halter-back Maxi Dress
Thea | Halter-back Maxi Dress

Thea | Halter-back Maxi Dress

Regular price £109.95 Sale price£54.95 Save 50%
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Marina E, Kelly Laing and 31K+ other women are wearing Sienna & Silk

For the Girls Who Own the Night

Step into your spotlight with Thea — where daring meets elegance. Designed for unforgettable nights, this backless halter maxi hugs your curves in all the right places and moves like a dream.

Styling Tip:
Pair with strappy heels, slicked-back hair, and bold lip energy. That’s the vibe.

Specifications

  • Style: Backless halter-neck maxi dress
  • Fit: Slim fit with flattering body contouring
  • Neckline: High halter with tie-back detail
  • Back: Open back with sleek halter tie closure
  • Length: Maxi with thigh-high back split
  • Fabric: Luxe stretch bandage blend for a sculpted fit
  • Occasions: Party nights, birthdays, rooftop cocktails, and prom
  • Designed For: Women who dress to be remembered

Care Instructions

 Hand wash with cold water
 Wash with similar colours
 Iron at a maximum of 110°C/230°F
 Do not bleach
 Do not Tumble dry

Size Information: If you're between sizes or in doubt, we recommend choosing the next size up for comfort and a perfect fit.

Measurement Tips: For the most accurate fit, measure yourself using a soft tape measure and refer to our size guide to find your ideal size.

Sizing Details: Our collections generally follow standard sizing (XS–3XL), but fit may vary slightly by design. Please refer to individual product descriptions for specific recommendations.

If our product doesn't meet your expectations, no worries! You can return it within 30 days of receipt. Just reach out to our friendly customer service at info@sienna-silk.com and let us know why you’re returning it, this helps us process your request smoothly.

Check our Return & Warranty Policy for more details! We’re here to help!

Free Shipping on us.

Every package from us includes a handy Track & Trace code, so you can follow your order’s journey every step of the way! You'll receive your code via email within 24-72 hours after placing your order. Stay in the loop and get excited for your delivery!

Customer Reviews

Based on 6 reviews
67%
(4)
17%
(1)
17%
(1)
0%
(0)
0%
(0)
E
Elodie F.
Okay, but could be faster

The product itself is lovely, but the delivery took longer than expected.

A
Aila B.
Absolutely stunning!

the dress is fire! fast delivery! The material is pleasant, high quality, looks great, I'm delighted.

V
Vivienne H.
Highly recommend!

I can't believe i bought such a beautiful skirt suit at such a favorable price! ! The quality is also super good. I wore this suit to the party with my friends and received a lot of praise! ! Love! !

S
Sophie L.
Perfect in every way

Is beautiful!!!

C
Clara M.
Great experience!

So pretty and the fabric is so good

L
Lena W.
Average experience

My order did arrive safely, but the tracking updates were inconsistent and I wasn’t sure when it would show up.

Why shop with us

Fashion should be more than just clothing, it should be a celebration of elegance, confidence, and timeless style. Fueled by a passion for empowering women, Sienna founded Sienna & Silk in 2015. Now, with 30,000+ happy women and counting, our journey continues!

Every piece is designed to make you feel as beautiful as you are. Thank you for being part of our story!

With love,

Sienna 💋

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Thea | Halter-back Maxi Dress