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Make a bold, unforgettable entrance in this simple royal blue satin long prom dress — a timeless A-line gown that proves elegance never needs to be complicated. Crafted from lustrous satin in a rich royal blue, this floor-length dress features a clean square neckline, delicate spaghetti straps, a full pleated skirt with hidden side pockets, and a show-stopping lace-up open back. Whether you're heading to prom, a formal graduation ceremony, or an evening gala, this dress delivers effortless sophistication from every angle.
Key Features
- Square Neckline: A sleek, structured square neckline frames the collarbone and shoulders beautifully — modern, clean, and universally flattering.
- Spaghetti Straps: Thin, elegant straps provide a delicate, feminine silhouette while keeping the bodice secure and comfortable all evening.
- Lace-Up Open Back: The dramatic criss-cross lace-up back is the standout detail of this gown — bold, sexy, and adjustable for a custom fit.
- Full A-Line Pleated Skirt: The voluminous pleated satin skirt flows gracefully to the floor with a subtle sweep train, creating a princess-worthy silhouette.
- Hidden Side Pockets: Practical and stylish — deep side pockets let you carry your essentials without sacrificing elegance.
- Built-In Bra: Integrated bra cups provide support and shape with no additional undergarments needed.
- Premium Satin Fabric: Rich, smooth satin in a vibrant royal blue catches the light beautifully and drapes with luxurious weight and movement.
- Natural Waist: The fitted natural waistline defines your figure and creates a flattering hourglass shape before flowing into the full skirt.
Product Details
- Style: Simple Spaghetti Straps Long Prom Dress
- Silhouette: A-Line / Ball Gown
- Neckline: Square / Straight Across
- Back Style: Lace-Up / Corset Open Back
- Sleeve: Sleeveless / Spaghetti Straps
- Length: Floor Length / Sweep Train
- Fabric: Satin
- Embellishments: Pleating / Ruffles
- Pockets: Yes — hidden side pockets
- Built-In Bra: Yes
- Waist: Natural
- Shown Color: Royal Blue
- Sizing: Standard US sizes available; custom sizing accepted (bust, waist, hips, hollow-to-floor height)
Perfect For
- Prom night and high school formal dances
- Graduation ceremonies and senior banquets
- Black-tie galas and formal evening events
- Quinceañera, sweet sixteen, and milestone birthday celebrations
- Bridesmaids and wedding guest occasions
- Anyone who wants a classic, elegant look with a dramatic back detail
Why You'll Love This Dress
This royal blue satin prom dress is the perfect balance of simple and stunning. The clean lines and minimalist silhouette let the rich satin fabric and vibrant color do the talking — while the lace-up open back adds an unexpected, head-turning moment when you walk away. The full pleated skirt moves beautifully on the dance floor, and the hidden pockets mean you never have to choose between style and practicality. Designed with a built-in bra and adjustable lace-up back, this gown fits and flatters a wide range of body types. Available in custom sizing — because your perfect prom dress should fit you perfectly.
Explore our full collection of long satin prom dresses, royal blue formal gowns, and A-line evening dresses with open back — available in multiple colors and custom sizes for every occasion.
🧼 Care Instructions
- Dry Cleaning.
- Do not wring.
- Do not bleach.
- Flat Dry.
- Low iron 120.
📏 Sizing
• Custom sizes available
• Refer to our Size Chart or How To Measure Page— sizes differ from standard US sizing
• When in doubt, size up — alterations are easier than letting out
🎨 Color & Illusion Mesh
• Colors may appear slightly different due to monitor settings, lighting conditions, and photography effects.
• Ivory and white are different shades — please check the color carefully before ordering.
• Some dresses feature illusion mesh details, including wedding dresses, prom dresses, evening dresses, and other formal styles.
• The mesh color is selected according to the specific dress design, lace pattern, fabric color, and overall style. Different mesh shades may create different visual effects on different skin tones and under different lighting conditions.
• If you have a specific preference for illusion mesh color, please contact us before production to confirm available options.
👗 Bra Cups & Support
• Most of our dresses come with removable bra cups, allowing customers to adjust the fit based on personal preference.
• If you prefer a more secure fit, fixed bra cups may be available for selected styles upon request. Please contact us before production to confirm whether this customization option is available.
• Additional fitting requirements should be discussed with our team before your order is processed.
⏱ Production & Delivery
• Rush orders available — contact us first
• Production time may vary depending on the dress style, customization requests, and order quantity.
✅ Quality
• Every dress is individually inspected before shipment
• We carefully check fabric, stitching, embellishments, and overall finishing before delivery.
💬 Need Help?
• Live chat & email support, 7 days a week
• Response within 24 hours
Total Delivery Time = Processing/Tailoring Time + Shipping Time
Processing Your Order
Depending on your ordered item, the processing/tailoring time will differ slightly.
Shipping Information
Shipping time differs for different places.
Please refer to the table below for the shipping method options, timings, and estimated shipping cost. up $99 free Shipping.
Shipping Method
United states,Australia,Canda,Germany,United Kingdom,France,New Zealand,Ireland,Spain:
Standard Shipping: 10-15 Days
Fast Shipping: 7-14 Days
All Other Countries:
Standard Shipping: 15-20 Days
Fast Shipping: 10-15 Days
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