ZHAYUZE Mermaid Ball Gown – Sweetheart Floor-Length Formal Evening Dress

The Problem: Finding a Floor-Length Formal Gown That Feels Like It Was Made for You

There is a particular kind of frustration that comes with shopping for a formal evening gown. You know exactly what you want — something floor-length, something dramatic, something that makes you feel like the most elegant person in the room. But the reality of formal dress shopping rarely matches the vision. Sizes run inconsistently. The silhouettes that look stunning on the model look nothing like that on a real body. The fabric feels cheap. The construction is poor. And the price is either too high for what you get, or too low to inspire any confidence.

For women attending a formal evening event, a wedding, a gala, or a prom, the stakes are high. You will be photographed. You will be remembered. You want a dress that does justice to the occasion — and to you.

The ZHAYUZE Mermaid Ball Gown is designed to meet that standard. With a sweetheart neckline, a trumpet/mermaid silhouette, appliqué and draped detailing, a built-in bra, and a floor-length satin skirt, this gown delivers the kind of formal elegance that photographs beautifully and feels extraordinary to wear. Available in sizes 2 through 28W, with custom colour and size options, it is a gown that is genuinely designed for every woman.

The Mermaid Silhouette: Drama, Elegance, and Confidence

The trumpet/mermaid silhouette is one of the most dramatic and flattering shapes in formal fashion. It follows the natural curves of the body from the bust through the hips, then flares outward at or below the knee in a dramatic sweep of fabric. The effect is simultaneously body-conscious and theatrical — it celebrates the figure while creating a sense of movement and grandeur that is uniquely suited to formal occasions.

The sweetheart neckline frames the décolletage with a romantic, heart-shaped curve that is universally flattering. It draws the eye upward, creates the illusion of a longer neck, and adds a touch of femininity that complements the drama of the mermaid silhouette perfectly.

Appliqué and Draped Detailing: The Difference Between a Dress and a Gown

What separates a truly memorable formal gown from a merely adequate dress is the quality of its detailing. The ZHAYUZE Mermaid Ball Gown features appliqué embellishments and draped fabric detailing that add texture, dimension, and visual interest to the silhouette. These are the details that catch the light, that photograph beautifully, and that make the gown look genuinely expensive rather than mass-produced.

The pleat detailing in the skirt adds structure and movement, ensuring that the gown flows gracefully as you walk and dances beautifully on the dance floor. Every detail has been considered with the formal occasion in mind.

Built-In Bra: Effortless Support for a Backless Formal Gown

Formal gowns with sweetheart necklines present a perennial undergarment challenge. Traditional bras are visible. Strapless bras shift and slip. Adhesive bras are uncomfortable for long evenings. The ZHAYUZE Mermaid Ball Gown solves this problem with a built-in bra that provides genuine support without requiring any additional undergarment. You can focus entirely on enjoying your evening — the dancing, the conversation, the photographs — without worrying about your undergarments.

Floor-Length Satin: The Fabric of Formal Elegance

The gown is constructed from polyester satin — a fabric with a natural luminosity that catches the light beautifully and drapes smoothly over the body. Satin has been the foundation of luxury formal wear for decades precisely because it photographs so well and feels so luxurious against the skin. The floor-length cut ensures that the gown makes a full formal statement, with the satin skirt sweeping the floor in a way that is both dramatic and graceful.

Inclusive Sizing: From Size 2 to 28W

The ZHAYUZE Mermaid Ball Gown is available in US sizes 2 through 28W, with custom size and colour options for women who need a specific fit or a specific shade to match a colour palette. This is a genuine commitment to inclusive formal fashion — every size is cut to the same exacting standards, with the same attention to silhouette and construction.

Standard AliExpress sizing for this gown:

• US Size 2: Length 83 cm / 32.68 in
• US Size 4: Length 84 cm / 33.07 in
• US Size 6: Length 88 cm / 34.65 in
• US Size 8: Length 90 cm / 35.43 in
• US Size 10: Length 93 cm / 36.61 in
• US Size 12: Length 97 cm / 38.19 in
• US Size 14: Length 100 cm / 39.37 in
• US Size 16: Length 104 cm / 40.94 in
• US Size 16W: Length 109 cm / 42.91 in
• US Size 18W: Length 114 cm / 44.88 in
• US Size 20W: Length 118 cm / 46.46 in
• US Size 22W: Length 125 cm / 49.21 in
• US Size 24W: Length 130 cm / 51.18 in
• US Size 26W: Length 135 cm / 53.15 in
• US Size 28W: Length 140 cm / 55.12 in

Specifications

• Brand: ZHAYUZE
• Built-in Bra: Yes
• Craft of Weaving: Non-Woven
• Decoration: Appliqués, Draped, Pleat
• Dresses Length: Floor-Length
• Fabric Type: Satin
• Fashion Element: Simple / Classic
• Item Type: Evening Dress
• Material: Polyester
• Neckline: Sweetheart
• Occasion: Formal Evening
• Silhouette: Trumpet / Mermaid
• Sleeve Length: Sleeveless
• Waistline: Natural
• Train: None
• Customised: Yes (custom size and colour available)
• Origin: Mainland China