THENHBSHOW Collection

Long Plus Size Off One Shoulder
Slim Fit Prom Dress

This long plus size prom dress features an off-one-shoulder neckline with a front twist detail for a confident look. The smooth satin fabric creates a body-skimming sheath silhouette with a high leg slit and sweep train.

Asymmetrical Neckline

A secure wide strap frames the collarbone.

High Leg Slit

Allows easy movement with sharp detailing.

Sweep Train

Adds a traditional formal finish at the back.

Design Details

A closer look at the piece.

OFF-ONE-SHOULDER NECKLINE

An asymmetrical band crosses one shoulder and settles into a front twist. This wide, secure strap keeps the line clean while framing the collarbone.

HIGH LEG SLIT

The sheath skirt opens in a high slit that lets you move easily. It catches the light as you walk, adding a sharp detail to the smooth satin.

SLIM BODY-SKIMMING FIT

Cut for plus-size figures, the sheath silhouette follows the body's line closely. A back zipper provides secure coverage and a comfortable feel.

Why You'll Fall in Love

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Confident Silhouette: The slim sheath cut skims the body for one long, considered line.

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Secure Strap: The wide off-one-shoulder band ensures the dress stays in place comfortably.

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Easy Movement: The high leg slit allows for freedom of motion while walking.

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Traditional Finish: The sweep train adds a classic touch to the formal evening look.

Product Details

Style Sheath

Neckline Off-One-Shoulder

Sleeve One Shoulder

Closure Back Zipper

Fit Slim, Body-Skimming

Length Long with Sweep Train

Print or Texture Smooth Satin

Size Range 18, 20, 22, 24

Size Guide

4 sizes, US / UK / EU conversions, dress measurements in inches.

Size	US	UK	EU	Bust (in)	Waist (in)	Hip (in)	Length (in)
18	18	20	46	39.5	33	43	57
20	20	22	48	42	35.5	45.5	57.5
22	22	24	50	44.5	38	48	58
24	24	26	52	47	40.5	50.5	58.5

Fit Note: Garment measurements in inches, taken flat; allow about 0.5 in tolerance. Cut close to the body — size up if you prefer more room.

How to Wear It

Three ways to live in it.

01 / Occasion

Formal Events

Ideal for proms and formal evenings requiring a sophisticated appearance.

02 / Occasion

Evening Galas

The smooth satin and sweep train make it perfect for gala dinners.

03 / Occasion

Red Carpet

The high slit and asymmetrical neckline create a striking red carpet ready look.

Fabric & Care

Please refer to the care label for specific instructions. Wash according to label guidelines to maintain the smooth satin finish.

Shipping & Returns

Free shipping on orders over $50. For our return and refund terms, please refer to our Return & Refund Policy.

Women's Plus-Size One-Shoulder Twist High-Slit Long Satin Prom Dress