Thalassa - Sparkly Floor Length Party Dress

$349.95 USD $69.95 USD Save $280.00
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UPDATE: Due to overwhelming demand during our anniversary sale, only a few items left in stock remain at the current price

SHINE BRIGHT AND FEEL BEAUTIFUL ALL NIGHT

At Sophie’s Boutique Hamptons, we believe every woman deserves a dress that makes her feel radiant—and the Thalassa - Sparkly Floor Length Party Dress is made to do just that. Designed with love and a little bit of sparkle, this stunning gown flows beautifully and catches the light in all the right ways. Whether you're headed to a wedding, a holiday party, or a magical night out, this dress is sure to make you feel like the star of the evening.

  • Sparkling Finish – Dazzling shimmer that catches the light for a show-stopping look.

  • Flattering Floor-Length Fit – Graceful and elegant, designed to elongate your silhouette.

  • Soft, Comfortable Fabric – Smooth on the skin and breathable, perfect for all-night wear.

  • Perfect for Special Occasions – Ideal for weddings, galas, parties, and any moment worth celebrating.

Size chart (IN):

Size Bust  Waist  Hip  Dress Length 
XS 32.28 25.59 37.40 40.94
S 33.86 27.56 39.37 41.34
M 36.22 29.53 41.34 41.73
L 37.80 31.50 43.31 42.13
XL 40.16 33.46 45.28 42.52
2XL 41.73 35.43 47.24 42.91


Don’t wait—our stock is almost gone! Add Thalassa to your collection today and enjoy free shipping with love from our family to yours. 

To help you save, we offer free shipping on all orders within the U.S. We’re also committed to using eco-conscious delivery methods—because caring for you means caring for the planet too.

Not satisfied? Get your money back.

We stand fully behind the quality of our products. If you’re not completely happy with your purchase, you can return it with ease—no questions asked.

We’re here to help you choose with confidence.

Our customer support team is available 24/7 via email to answer any questions or concerns you may have.

Get 2 or more for 10% off

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<h2>What our customers say</h2>

Wore this dress to a party and it got so many compliments! It fits perfectly and is super comfortable. I'm a happy person!!

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Bought the Romina blouse and I absolutely love it. I wear it both at work and diners. It suits both!

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<h2>What our customers say</h2>

I was unsure about the sizing, but it fits perfectly. The cut is so flattering.

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Customer service was kind and super responsive. You can tell they actually care.

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<h2>What our customers say</h2>

Timeless style, great fit, and it arrived just in time for my event. Very happy!

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