Strapless Satin Mermaid Evening Gown with Keyhole Cutout by tangjianjun

Royal Blue Strapless Satin Mermaid Evening Gown With Keyhole Cutout

Blue
$169.00
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Strapless Satin Mermaid Evening Gown with Keyhole Cutout by tangjianjun
  • Strapless Satin Mermaid Evening Gown with Keyhole Cutout by tangjianjun
  • Strapless Satin Mermaid Evening Gown with Keyhole Cutout by tangjianjun
  • Strapless Satin Mermaid Evening Gown with Keyhole Cutout by tangjianjun
Royal Blue Strapless Satin Mermaid Evening Gown With Keyhole Cutout
$169.00
ColorBlue
Production time
2-10 days
Shipping time
8-25 days
Delivered
All dresses are made to order. Wedding gowns take 11-13 business days to produce; bridesmaid, prom, homecoming and special occasion dresses take 8-11 business days.
Fast shipping: 5-8 business days
Standard shipping: 10-25 business days

Key design details that set it apart

  • Strapless, sculpted twist: A refined, architectural bodice that flatters the décolletage while creating a sculpted silhouette that reads smooth and confident in photos and in person.
  • Keyhole cutout: A tasteful, contemporary focal point that adds depth and allure without compromising sophistication.
  • Mermaid silhouette with a dramatic finish: The gown hugs through the hips and thighs and then flares at the hem for a floor-sweeping, red-carpet-ready sweep.
  • High side slit: Offers effortless movement and a subtle hint of allure, designed for comfort during long events.
  • Luxurious weight satin: Color-saturated royal blue that drapes with a rich, premium heft and a glow that elevates formal photography.
  • Floor-length train: A couture polish that completes the silhouette and enhances the gown’s formal presence.

Why this gown is the smart choice

This royal blue satin gown isn’t a replica of every party dress. It delivers a tailored fit crafted to flatter and stay comfortable through long evenings—from arrivals to the final curtain call. The combination of a bold, strapless neckline, architectural twist, and a modern keyhole detail gives you a look that’s memorable, not cliché. The satin’s weight and luster hold their shape, so you can move with ease, whether you’re navigating a gala staircase or posing for lifetime-worthy photographs.

Ideal occasions

  • Red-carpet appearances and black-tie galas
  • Wedding guests seeking a show-stopping, timeless glamour
  • Proms and formal dinners where poise and confidence are centerpiece
  • Any upscale event where you want a look that blends classic silhouette with contemporary details

Styling and care tips

  • Pair with a bold chandelier necklace or a striking pair of drop earrings to reflect the satin’s sheen.
  • Consider a sleek updo to showcase the strapless neckline and the twisted bodice.
  • Store on a padded hanger and keep away from direct heat to preserve the satin’s luster and the gown’s drape.

Fit, sizing, and practical notes

Designed to deliver a streamlined, figure-enhancing look, this gown translates beautifully on formal photography and live appearances. The satin’s weight contributes to a flattering hang across the torso and hips, while the mermaid flare creates movement without sacrificing structure. If you’re looking for a true luxury option within the $150–$200 range, this royal blue satin mermaid gown is built to elevate your formal wardrobe for weddings, proms, galas, and other upscale events.

✨ Design Highlights


  • Strapless Sweetheart Neckline: Elegant and romantic, with a subtle keyhole cutout at the bust for a hint of allure.
  • Structured Waist Pleats: Cinches the waist for a defined hourglass silhouette, enhancing your curves beautifully.
  • Mermaid Silhouette with Slit: Fitted through the hips and thighs, flaring into a dramatic train with a high front slit for movement and leg exposure.
  • Back Zip Closure: Easy to wear and adjust, with a clean, minimalist finish.

🧵 Fabric & Quality


  • Premium Satin Fabric: Luxurious royal blue satin with a subtle sheen, soft, smooth, and drapes beautifully for a polished look.
  • Reinforced Construction: Fully lined bodice for comfort and support, with durable stitching at the waist and slit for long-lasting wear.
  • No See-Through Design: Thick, opaque fabric ensures confidence at any event.

This is a measurement of the fullest part of your bust or body circumference at the bust. It is a body measurement which measures the circumference of a woman's torso at the level of the breasts.

Wrap the tape around the fullest part of your bust and center the tape on your back so it's levelled all the way around.

*Tips:
This isn't your bra size!
Your arms should be relaxed, and down at your sides.
Wear the bra you're planning to wear with your dress when taking this.

This is a measurement of your natural waistline, or the smallest part of your waist.

Run tape around natural waistline, keeping tape parallel with floor. Bend to one side to find natural indentation in torso. This is your natural waist.

This is a measurement around fullest part of your buttocks.

Wrap tape around the fullest part of your hips, which is usually 7-9" below your natural waistline. Keep tape parallel with floor all the way around.

This is the distance from your hollow to the hem of the dress.

Hold the measuring tape at your hollow while a friend pulls it down to the length you want your dress.

*Tips:
When taking this measurement, stand straight with your feet together.
We define knee length as the area just below your knee caps.
Measuring too high may result in a dress that is too short.
If this is a floor length dress please make sure you measure without wearing shoes.

This is the distance from the edge of the left shoulder across to the prominent neck bone located at the center of the back of the neck continuing to the edge of the right shoulder.

Place the tape on "top" of the shoulders. Measure from the edge of the left shoulder across to the prominent neck bone located at the center of the back of the neck continuing to the edge of the right shoulder.

This is the measurement from your shoulder seam to where you would like your sleeve to end.

Measure from your shoulder seam to desired sleeve length with your arm relaxed by your side to get the best possible measurement.

*Tips:
Measure with your arm slightly bent.

This is the measurement of your armhole.

*Tips:
In order to take your armscye measurement, you must wrap the measuring tape over the top of your shoulder and around under your armpit.

This is a measurement around the fullest part of your upper arm.

*Tips:
Measure with the muscle relaxed.

Note:

Have trouble with choosing size or Additional Requirements on size? Contact us.

Dress Standard Size Chart

Bust Waist Hip Standard Size Chart
US Size 0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30
EU Size 32 34 36 38 40 42 44 46 48 50 52 54 56 58 60 62
UK Size 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34
inch cm inch cm inch cm inch cm inch cm inch cm inch cm inch cm inch cm inch cm inch cm inch cm inch cm inch cm inch cm inch cm
Bust 32 81 33 84 34 86 35 89 36 91 37 ½ 94 39 99 41 104 43 ¼ 109 45 ½ 115 47 ¾ 120 50 127 53 135 56 142 59 150 63 160
Waist 25 ½ 64 26 ½ 67 27 ½ 69 28 ½ 72 29 ½ 74 31 79 32 ½ 82 34 ¾ 87 37 ¼ 94 39 ¾ 100 42 ¼ 107 44 ¾ 113 48 122 51 ¼ 130 54 ½ 138 58 ¾ 148
Hips 35 ½ 89 36 ½ 92 37 ½ 94 38 ½ 97 39 ½ 100 41 104 42 ½ 107 44 ½ 112 46 ¾ 118 49 124 51 ¼ 130 53 ½ 135 56 ½ 143 59 ½ 150 62 ½ 158 66 ½ 168
Dress Length Chart (Hollow To Hem)
US Size 0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30
EU Size 32 34 36 38 40 42 44 46 48 50 52 54 56 58 60 62
US Size 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34
inch cm inch cm inch cm inch cm inch cm inch cm inch cm inch cm inch cm inch cm inch cm inch cm inch cm inch cm inch cm inch cm
Mini/Short 28 71 29 74 29 74 30 76 30 76 30 76 30 76 31 79 31 79 32 81 32 81 32 81 33 84 33 84 33 84 33 84
Knee Length 37 94 38 97 38 97 38 97 38 97 39 99 39 99 39 99 39 99 40 102 40 102 40 102 41 104 41 104 41 104 41 104
Tea Length 44 112 46 117 46 117 46 117 46 117 47 119 47 119 48 122 48 122 48 122 48 122 48 122 48 122 48 122 48 122 48 122
Ankle Length 52 132 53 135 53 135 54 137 54 137 54 137 54 137 55 140 55 140 56 142 56 142 56 142 56 142 56 142 56 142 56 142
Floor Length 57 145 58 147 58 147 59 150 59 150 60 152 60 152 61 155 61 155 61 155 61 155 61 155 61 155 61 155 61 155 61 155
Bust
Waist
Hips
Hollow to Hem
Back Shoulder Width
Sleeve Length
Armscye
Arm Circumference

This is a measurement of the fullest part of your bust or body circumference at the bust. It is a body measurement which measures the circumference of a woman's torso at the level of the breasts.

Wrap the tape around the fullest part of your bust and center the tape on your back so it's levelled all the way around.

*Tips:
This isn't your bra size!
Your arms should be relaxed, and down at your sides.
Wear the bra you're planning to wear with your dress when taking this.

This is a measurement of your natural waistline, or the smallest part of your waist.

Run tape around natural waistline, keeping tape parallel with floor. Bend to one side to find natural indentation in torso. This is your natural waist.

This is a measurement around fullest part of your buttocks.

Wrap tape around the fullest part of your hips, which is usually 7-9" below your natural waistline. Keep tape parallel with floor all the way around.

This is the distance from your hollow to the hem of the dress.

Hold the measuring tape at your hollow while a friend pulls it down to the length you want your dress.

*Tips:
When taking this measurement, stand straight with your feet together.
We define knee length as the area just below your knee caps.
Measuring too high may result in a dress that is too short.
If this is a floor length dress please make sure you measure without wearing shoes.

This is the distance from the edge of the left shoulder across to the prominent neck bone located at the center of the back of the neck continuing to the edge of the right shoulder.

Place the tape on "top" of the shoulders. Measure from the edge of the left shoulder across to the prominent neck bone located at the center of the back of the neck continuing to the edge of the right shoulder.

This is the measurement from your shoulder seam to where you would like your sleeve to end.

Measure from your shoulder seam to desired sleeve length with your arm relaxed by your side to get the best possible measurement.

*Tips:
Measure with your arm slightly bent.

This is the measurement of your armhole.

*Tips:
In order to take your armscye measurement, you must wrap the measuring tape over the top of your shoulder and around under your armpit.

This is a measurement around the fullest part of your upper arm.

*Tips:
Measure with the muscle relaxed.

Note:

  • Some styles have ease added for your comfort. If you are in between sizes, it is suggested to call and speak to a stylist or order the dress in custom size.The Hollow to Hem measurement for standard sized floor length dresses includes an extra 2 inches to fit high heels.
  • Have trouble with choosing size or Additional Requirements on size? Contact us.

Dress Standard Size Chart

in
cm
Bust Waist Hip Standard Size Chart (inch)
US Size UK Size EU Size Bust Waist Hips
0 4 32 32 25 ½ 35 ½
2 6 34 33 26 ½ 36 ½
4 8 36 34 27 ½ 37 ½
6 10 38 35 28 ½ 38 ½
8 12 40 36 29 ½ 39 ½
10 14 42 37 ½ 31 41
12 16 44 39 32 ½ 42 ½
14 18 46 41 34 ¾ 44 ½
16 20 48 43 ¼ 37 ¼ 46 ¾
18 22 50 45 ½ 39 ¾ 49
20 24 52 47 ¾ 42 ¼ 51 ¼
22 26 54 50 44 ¾ 53 ½
24 28 56 53 48 56 ½
26 30 58 56 51 ¼ 59 ½
28 32 60 59 54 ½ 62 ½
30 34 62 63 58 ¾ 66 ½
Dress Length Chart (Hollow To Hem) inch
US Size UK Size EU Size Mini/Short Knee Length Tea Length Ankle Length Floor Length
0 4 32 28 37 44 52 57
2 6 34 29 38 46 53 58
4 8 36 29 38 46 53 58
6 10 38 30 38 46 54 59
8 12 40 30 38 46 54 59
10 14 42 30 39 47 54 60
12 16 44 30 39 47 54 60
14 18 46 31 39 48 55 61
16 20 48 31 39 48 55 61
18 22 50 32 40 48 56 61
20 24 52 32 40 48 56 61
22 26 54 32 40 48 56 61
24 28 56 33 41 48 56 61
26 30 58 33 41 48 56 61
28 32 60 33 41 48 56 61
30 34 62 33 41 48 56 61
Bust Waist Hip Standard Size Chart (cm)
US Size UK Size EU Size Bust Waist Hips
0 4 32 81 64 89
2 6 34 84 67 92
4 8 36 86 69 94
6 10 38 89 72 97
8 12 40 91 74 100
10 14 42 94 79 104
12 16 44 99 82 107
14 18 46 104 87 112
16 20 48 109 94 118
18 22 50 115 100 124
20 24 52 120 107 130
22 26 54 127 113 135
24 28 56 135 122 143
26 30 58 142 130 150
28 32 60 150 138 158
30 34 62 160 148 168
Dress Length Chart (Hollow To Hem) cm
US Size UK Size EU Size Mini/Short Knee Length Tea Length Ankle Length Floor Length
0 4 32 71 94 112 132 145
2 6 34 74 97 117 135 147
4 8 36 74 97 117 135 147
6 10 38 76 97 117 137 150
8 12 40 76 97 117 137 150
10 14 42 76 99 119 137 152
12 16 44 76 99 119 137 152
14 18 46 79 99 122 140 155
16 20 48 79 99 122 140 155
18 22 50 81 102 122 142 155
20 24 52 81 102 122 142 155
22 26 54 81 102 122 142 155
24 28 56 84 104 122 142 155
26 30 58 84 104 122 142 155
28 32 60 84 104 122 142 155
30 34 62 84 104 122 142 155

Return & Refund Policy

All Marfoli dresses are made to order. Please read this policy before ordering.

Damaged, defective or wrong items
If your item arrives damaged, defective or is not the item you ordered, contact us within 7 days of delivery at servicer@yoyocamp.com with your order number and photos. We will repair, replace or refund the item, including shipping.

Standard-size items
If you are not satisfied with a standard-size item, contact us within 7 days of delivery. The item must be unworn, unwashed, unaltered, undamaged and have its original tags attached. We refund the product price once the item is received and inspected. Original shipping and return shipping are not refundable.

Custom-size items
Custom-size dresses are made to your measurements and cannot be returned or exchanged. We offer limited alteration reimbursement for custom sizes: send us your tailor receipt and order number and we will reimburse eligible alteration costs.

Exchanges
We do not offer direct exchanges. Return the eligible item and place a new order.

How to return
1. Email servicer@yoyocamp.com within 7 days of delivery with your order number and the reason for return.
2. If approved, we will send a return form. Ship the item back within 7 days of receiving the form.
3. We inspect the item on arrival.
4. Approved refunds are issued to the original payment method within 10-15 business days.

Cancellations
Unpaid orders are cancelled after 5 days. Cancel within 24 hours of payment for a full refund. Cancellations 24-72 hours after payment receive an 80% refund; 72-120 hours receive 70%; more than 120 hours receive 60%. Once an order has shipped it cannot be cancelled.

Contact
HONG KONG JINGCHEN INDUSTRIAL CO., LIMITED, RM C20, 3/F, BLK C, EAST SUN IND CENTRE, 16 SHING YIP STREET, KWUN TONG, HONG KONG. Email: servicer@yoyocamp.com

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