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A woman poses against a white background in the Sexy Long Cut-Out Prom Dress: Atria 6717H, a magenta mermaid gown with side cutouts and a thigh-high slit, paired with silver high-heeled sandals.
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A woman wears the Sexy Long Cut-Out Prom Dress: Atria 6717H in magenta, featuring a mermaid silhouette, open back, and crisscross straps, as she stands against a plain white background.
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A color chart shows 18 fabric swatches in shades like Atlantic Blue and Victorian Rose—perfect for picking the ideal color for your Sexy Long Cut-Out Prom Dress: Atria 6717H.

Sexy Long Cut-Out Prom Dress: Atria 6717H

AT-6717H

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

Strike a sexy pose in this strappy-back long prom dress 6717H from Atria Couture. With a cowl-neck bodice, this long formal dress has side cut outs that wrap around to the strappy open back for an alluring look at prom, galas, and other black-tie events. Offered in misses and some plus sizes, this exciting long dance dress has a mermaid prom dress that opens in a side slit before ending at the structured horsehair hemline. A small train finishes the design of this strappy open-back long cut-out prom dress that is proudly made in the USA.

Details
Fabric: 100% Polyester
Length: Floor Length
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