Not sure what size to order? We’re here to help.
Our models are generally around 5'9" (175 cm) tall and are typically photographed wearing a Size Small.
A Size Small generally corresponds to US Size 2.
Please note that sizing may vary slightly depending on the fabric, design, and stretch of the material. If you are between sizes, we usually recommend choosing the larger size for a more comfortable fit.
The standard length of our dresses is approximately 31 inches (79 cm) for Size Small, measured from the top of the shoulder.
Use the size charts below to help determine the best fit for you.
| Inches | XXS | XS | S | M | L | XL |
| Bust (In) | 29-30 | 30.5-31.5 | 32-33 | 33.5-34.5 | 35-36 | 36.5-37.5 |
| Waist (In) | 22-23 | 23.5-24.5 | 25-26 | 26.5-27.5 | 28-29 | 29.5-30.5 |
| Hip (In) | 33-34 | 34.5-35.5 | 35.5-36.5 | 37-38 | 38.5-39.5 | 40-41 |
| Centimeters | XXS | XS | S | M | L | XL |
| Bust (Cm) | 73.5-76 | 77.5-80 | 81.5-84 | 85-87.5 | 89-91.5 | 92.5-95 |
| Waist (Cm) | 56-58.5 | 59.5-62 | 63.5-66 | 67.5-70 | 71-73.5 | 75-77.5 |
| Hip (Cm) | 84-86.5 | 87.5-90 | 90-92.5 | 94-96.5 | 98-100.5 | 101.5-104 |
| Length of Long Sleeve | XXS | XS | S | M | L | XL |
| Estimated Length (In) | 24.5-25 | 24.75-25.2 | 25-25.5 | 25.25-25.75 | 25.5-26 | 25.75-26.25 |
Need Help Choosing Your Size?
If you need specific garment measurements or have questions about sizing, feel free to contact us.
Email: info@flashfashio.com
Our support team will be happy to assist you.

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DESCRIPTION
Special Occasion
Soft shine, high impact—the Romy open back mermaid dress hits the second you walk in. The metallic fabric skims your curves with a slinky cowl neckline and open back that feels made for rooftop nights and camera flashes.
Fit & Features
- Metallic knit-lined fabric with fluid shine
- Sleeveless draped cowl neckline
- Adjustable spaghetti straps
- Open back with metal hardware accent, zipper and hook-eye closure
- Floor-length mermaid silhouette
- Runs true to size
Where to Wear:
Weddings, black tie galas, upscale cocktail receptions, formal birthday dinners, milestone celebrations, anniversaries, romantic destination events, fashion-forward parties, city soirees, special occasion nights
SHIPPING & RETURNS
DELIVERY
- Dispatch: Within 72 Hours
- Free shipping across all products on a minimum purchase of $99.
- International delivery time - 7-10 business days
- Cash on delivery might be available
- Easy 30 days returns and exchanges
RETURNS
If you do not like the product you can return it within 30 days - no questions asked. This excludes bodysuits, swimwear and clearance sale items.
We have an easy and hassle free return policy. Please look at our Delivery & Returns section for further information.

