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A woman stands against a plain light background wearing the Atria 6204H Off-Shoulder Long Mermaid Prom Dress in bright blue, featuring a form-fitting silhouette and mermaid hem.
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A woman stands against a white background, facing away, wearing the Atria 6204H Off-Shoulder Long Mermaid Prom Dress—a fitted, floor-length blue gown with a dramatic train.
Product image 3, can be opened in a modal.
A color chart shows 18 fabric swatches, each labeled with its color name—ideal for selecting the perfect shade for your Off-Shoulder Long Mermaid Prom Dress: Atria 6204H.

Off-Shoulder Long Mermaid Prom Dress: Atria 6204H

AT-6204H

Regular price $380.00
Regular price Sale price $380.00
Shipping calculated at checkout.
Color: Maroon
Size: XSmall What size am I?
  • Custom Order Ships June 20, 2026
Description

A classy choice, this off-the-shoulder long prom dress 6204H is ready to impress the crowd all night long. So perfect for prom, fancy wedding receptions, and other formal events, this floor-length evening gown from Atria Couture features a fold-over straight neckline that flows to the back. In misses and some plus sizes, this long formal dress has a hip-hugging mermaid skirt that flows into a horsehair hemline before ending in a small train. Elevate your allure when you slip into this beautiful off-the-shoulder long prom dress that is a classic style that flatters the figure.

Details
Fabric: 100% Polyester
Length: Floor Length
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