top of page

Mermaid Evening Dress, Backless Sleeveless Gown, Sequin Floor-Length Prom Gown

Price

$113.84

Free Shipping

This floor-length sequin gown gives you that classic mermaid silhouette without feeling stiff or restrictive. It's designed with a modern open back and a built-in bra, so you get a secure, flattering fit without fussing with special undergarments. Finally, a formal dress that looks the part and lets you actually enjoy the party.
Materials:
  • Polyester
  • Sequin

Pair it with:
  • A simple metallic or black clutch that won't snag on the sequins.
  • Sleek, strappy heels to complement the floor-length hem.
  • An elegant updo or side-swept hairstyle to show off the open-back design.
  • Minimalist jewelry, like stud earrings or a delicate bracelet, to keep the focus on the dress.

Occasion:
  • Formal evening events like galas, black-tie weddings, or charity balls.
  • Milestone celebrations such as prom, a graduation party, or an engagement dinner.

Tags: mermaid sequin evening gown, backless formal dress for wedding guest, sleeveless o-neck prom dress, floor length sequin trumpet dress, elegant evening dress with open back, black tie event sequin gown, formal party dress with built in bra, sparkly mermaid dress for prom, long backless gown with zipper, elegant cocktail party sequin dress, figure hugging sequin evening dress, o-neck backless formal gown, trumpet silhouette sequin dress, dress for formal gala event

Color

US Size

Quantity

Size Chart

 

US Size

EU Size

Bust

Waist

Hip

2

32

83

65

91

4

34

85

68

92

6

36

88

70

96

8

38

90

72

98

10

40

93

75

101

12

42

97

79

105

14

44

100

83

109

16

46

104

86

112

Custom

cm

cm

cm

cm

 

All the measurements are in CM.

 

Our size chart is based on standard body measurements. However, the fit of each garment may vary slightly depending on its style.

 

Not Sure? No problem! Choose the size that seems closest, and let us know your specific measurements during checkout. We'll make sure your order fits like a glove.

 

Tip: If you're between sizes, we recommend choosing the larger one for a comfortable fit.

 

How to Measure:

 

  • Shoulder: Measure the distance between the outer edges of your shoulders.
  • Bust: Measure the fullest part of your bust, keeping the tape measure parallel to the floor.
  • Waist: Measure the narrowest part of your waistline.
  • Hips: Measure the fullest part of your hips.

Shipping & Delivery

Free shipping is available on all orders.

 

  • Processing Time: Orders are typically processed and shipped within 1-3 business days.
  • Processing Time for Custom-made: Custom orders are typically processed and shipped within 8-10 business days.
  • Delivery Time: Estimated delivery time is 7-12 business days after shipment, depending on the delivery location.
  • Tracking: Once your order is shipped, you will receive a tracking number via email to track the order.

Return & Refund

We offer a "30 Days No Questions Asked" refund policy. If you are not completely satisfied with your purchase, simply return it within "30 Days" for a full refund.

 

Note: This policy is not applicable to the "Custom Made Dresses" collection.

 

 Read more about the policy.

Reviews

Rated 4.7 out of 5 stars.
Based on 22 reviews
22 reviews
  • J*****lJan 22
    Rated 5 out of 5 stars.
    Was this helpful?
  • V***uDec 31, 2025
    Rated 5 out of 5 stars.
    Was this helpful?
  • Y****fDec 25, 2025
    Rated 5 out of 5 stars.
    Was this helpful?
  • N**xJan 20
    Rated 4 out of 5 stars.
    Was this helpful?
  • J******oDec 30, 2025
    Rated 5 out of 5 stars.
    Was this helpful?
  • 1.png
    2.png
    3.png
    4.png

    You may also like

    bottom of page