Wearing the Atria 7074H long prom dress with a high-leg slit and lace-up open back, a woman stands by a stone railing overlooking a sunset-lit landscape.
A woman in the Atria 7074H Long Prom Dress, featuring a red lace-up open back, stands on a stone balcony with a garden and trees in the background.
A chart displays 18 fabric color swatches for the Long Prom Dress: Atria 7074H, including Atlantic Blue, Barbie, Burnt Olive, Cherry, and more—perfect shades to inspire a tight-fitting look with high-leg slits or a lace-up open back.

Lace-Up Open-Back Long Prom Dress: Atria 7074H

AT-7074H

$380.00
$380.00
Shipping calculated at checkout.
Color: Light Blue
Size: XSmall What size am I?
  • Custom Order Ships July 8, 2026
Description

A hot pick for prom, this long sweetheart prom dress 7074H by Atria combines elegance and sexy style. Also beautiful for galas and other formal events, this long designer dress smooths over the curves from the sweetheart neckline to the hem, while thin shoulder straps criss cross the open back for the best fit. Made in the USA, this long formal dress has a long skirt that contours the curves before opening in a side slit and draping into an eye-catching train. Combining intriguing details and a flattering silhouette, this long sweetheart prom dress is a stand-out choice for your big celebration.

Details
Fabric: 100% Polyester
Length: Floor Length
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