Elegant Mermaid Square Neck Puff Sleeve Open Back Floor Length For Adults Prom Dress

-36%
$135.99
$210.95
Size: US 2 / UK 6 / EU 32
US 2 / UK 6 / EU 32

The Elegant Mermaid Square Neck Puff Sleeve Open Back Floor Length For Adults Prom Dress redefines formal elegance with a figure-hugging mermaid silhouette that drapes through the hips and flares at the knees. Ruched detailing adds texture, while the square neckline and open back lend a contemporary romantic vibe. The floor-length hem, finished with a high slit, ensures dramatic movement from ceremony to after-party.

Designed in sleek black, this mermaid prom dress is a standout choice for prom, formal weddings, and upscale events. It features a built-in bra with lining for support and a lace-up back for a secure, adjustable fit, while the non-elastic fabric helps the silhouette stay crisp throughout the night.

  • Mermaid silhouette with ruched detailing for sculpted lines
  • Square neckline for a modern romantic look
  • Open back with a dramatic high slit for movement
  • Floor-length design suitable for prom, weddings, and gala evenings
  • Lace-up back and built-in bra with lining for comfortable, secure support

Whether you’re attending a prom, wedding guest moment, or upscale party, this gown delivers timeless sophistication with a touch of allure. Ready to elevate your evening look? Check your size against the chart and add this iconic black mermaid prom dress to your cart.

All dresses are made-to-order, and our tailors craft each dress individually.

♦ Total Delivery Time = Production Time + Shipping Time

Production Time: 3-7 business days

Shipping Time: 8–12 days

Due to peak season, order volume may increase and processing times may be longer. Please place your order in advance.

Shipping fees and delivery times may vary by country.

If there are major holidays, delivery times may be delayed. If your order is urgent, please contact us.

Simply return it within 7 days for an exchange.

Items must be kept with original tags attached.

Custom colors and custom sizes are non-returnable.
More can be viewed Shipping PolicyandRefund Policy

We have partnered with a number of reputable shipping companies to deliver orders worldwide, including DHL, UPS, FedEx, and SF Express.

Once your order has been dispatched, we will send you tracking information so you can follow your shipment.

Please provide a valid email address and check your inbox after purchase for important order updates. Once your order is placed, we may contact you by email to confirm your details.

P.O. Box addresses are not accepted. Please provide a physical shipping address.

Please make sure your shipping information is complete and accurate, including:

  • Full Name
  • Street Address
  • City / State / Province
  • ZIP / Postal Code
  • Phone Number

If the shipping information is incorrect or incomplete, delivery delays or failed delivery may occur.

If you need to update your address after placing the order, please contact our customer service team as soon as possible.

If you are unable to locate your order, please contact us via email:yihuiw-@outlook.com.

Care & Storage

  • Hang and store the dress in a shaded, dry place
  • Use inner hanger straps (if available) to help maintain shape

Cleaning & Ironing

  • Dry clean recommended
  • Hand wash gently
  • Do not machine wash
  • Wash separately
  • Low-temperature ironing only
  • Steam ironing allowed

People Also Bought

Here’s some of our most similar products people are buying. Click to discover trending style.

FAQS

Shopping

Does the dress fit true to size?
Can I customize the measurements?
my payment information safe?