Unique Formal Dresses

Turning heads and breaking hearts—yeah, that’s kind of your thing. When the invite calls for something unforgettable, unique formal dresses are your secret weapon for serving main character energy all night long. Whether you’re outshining the crowd or making an entrance that gets everyone talking, these looks are made for the bold, the fearless, and every Windsor girl who knows she was born to stand out. Ready to steal the spotlight? Let’s make your next big moment one for the books.

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$19.97 $69.90 71% off

4.772728 star rating

A lavender mesh off-the-shoulder dress with ruched seams and a mermaid silhouette for formal events.

$89.90

4.565476 star rating

A green satin formal dress with a pleated cowl neckline, empire waist, and high front slit.

$69.90

4.642857 star rating

A black floor-length formal dress with a glitter mesh overlay and a cowl neckline.

$39.90

4.626506 star rating

A sultry black formal dress with rhinestone straps, high slit, and curve-hugging silhouette.

Sale

$19.97 $54.90 64% off

4.447761 star rating

A lavender mesh corset column dress featuring a sweetheart neckline and high-side slit for elegance.

$49.90

4.569231 star rating

A black crepe formal dress featuring a sleeveless square neckline and a high-cut front slit.

$59.90

4.490566 star rating

A red satin midi dress featuring a pleated cowl neckline, midriff cutout, and high side slit.

$84.90

4.673077 star rating

A stunning red satin column dress with a lace-up back, cowl neck, and high front slit.

$69.90

4.266667 star rating

A black glitter-knit mermaid dress with an off-the-shoulder neckline and sultry side slit.

Sale

$77 $109.90 30% off

4.657895 star rating

A green sequin scroll dress with a plunging V-neckline and open lace-up back.

$49.90

4.827586 star rating

A coral satin mermaid dress featuring a lace-up back, high slit, and adjustable spaghetti straps.

$89.90

4.84 star rating

A black off-the-shoulder mermaid dress in luxurious knit fabric with a dramatic high front slit.

$69.90

4.4 star rating

A taupe satin strapless mermaid dress with a sweetheart neckline and chic pleated detailing.

Sale

$15.97 $54.90 71% off

4.227273 star rating

A burgundy formal dress with sheer mesh sleeves, high slit, and curve-hugging silhouette.

$109.90

4.727273 star rating

A stunning black sequin dress with a lace-up back, sweetheart neckline, and high front slit.

$64.90

4.590909 star rating

An elegant green satin mermaid dress with a lace-up back and flattering V-neckline.

$59.90

4.904762 star rating

A mauve knit mermaid dress featuring a cowl neck, lace-up back, and high front slit.

$119.90

4.35 star rating

An elegant denim tulle gown with glitter sequins, featuring an open strappy back and A-line silhouette.

$124.90

4.45 star rating

A glamorous black mermaid dress with glitter lurex fabric, adjustable straps, and a dramatic train.

Sale

$14.97 $74.90 80% off

4.8 star rating

A glamorous gold satin formal dress featuring a V-neckline, waist cutout, and high side slit.

$69.90

4.277778 star rating

A stunning black mermaid dress with glitter fabric, adjustable straps, and a floor-length hem.

Sale

$15.97 $89.90 82% off

4.235294 star rating

An orange bodycon dress with glitter polka dots, lace-up back, and adjustable spaghetti straps.

$69.90

4.588235 star rating

A green mermaid formal dress with a cowl neckline, crisscross back, and dramatic high front slit.

$99.90

4.5 star rating

A light blue bodycon dress with sequin-scroll pattern, draped beading, and adjustable spaghetti straps.

$89.90

4.25 star rating

A glamorous yellow glitter knit mermaid dress with ruching, spaghetti straps, and a stylish back cutout.

$159.90

4.866667 star rating

A lavender strapless formal dress with beaded mesh, padded cups, and a high front slit.

Sale

$19.97 $59.90 67% off

4.714286 star rating

A sleek green formal dress with a cowl neckline, front cutout, and high side slit.

$74.90

4.428571 star rating

An elegant red glitter knit mermaid dress with an off-the-shoulder neckline and high front slit.

Sale

$77 $109.90 30% off

4.461538 star rating

A royal blue mermaid dress with sequin scrolls, adjustable straps, and a high front slit.

Sale

$19.97 $109.90 82% off

4.916667 star rating

A teal bodycon dress with sequin scrolls, adjustable straps, and a high front slit.

$69.90

4.636364 star rating

A black off-the-shoulder satin dress with a form-hugging fit and alluring front wrap slit.

Sale

$15.97 $59.90 73% off

4 star rating

An orange strapless bodycon dress with ruched mesh fabric and a center back slit for elegance.

$54.90

4.6 star rating

A dazzling black midi dress with a glitter knit fabric, featuring a chic wrap hem and slit.

$64.90

4.1 star rating

A black satin formal dress featuring a lace-up back, V-neckline, and high front slit.

$69.90

4.666667 star rating

A green knit mermaid dress featuring a halter V-neckline and dramatic strappy open back.

$69.90

4.25 star rating

A navy blue mermaid dress with a strappy open back and sleek, stretchy knit fabric.

Sale

$19.97 $79.90 75% off

4.5 star rating

A sophisticated green off-the-shoulder mermaid dress with a sultry wrap slit and padded bra cups.

Sale

$19.97 $69.90 71% off

4.625 star rating

A wine-colored mermaid dress with glitter crepe fabric, cutout bodice, and high front wrap slit.

Sale

$14.97 $59.90 75% off

4.714286 star rating

A black sleeveless mermaid dress featuring a lace-up back and high-low ruffled hem.

$79.90

4.571429 star rating

A stunning green satin mermaid dress featuring an open cross-back and high front slit.

$59.90

5 star rating

A denim mesh formal dress with a sweetheart neckline, lace-up back, and flattering ruched silhouette.

Sale

$19.97 $89.90 78% off

4.666667 star rating

A lavender mermaid gown with a lace-up back and glitter lurex fabric for formal occasions.

Sale

$19.97 $69.90 71% off

3.5 star rating

A glamorous green glitter formal dress with sheer sleeves, sweetheart neckline, and a high front slit.

Sale

$19.97 $79.90 75% off

4.833334 star rating

A black satin A-line formal dress featuring a chic tie-back and high front slit.

Sale

$15.97 $64.90 75% off

4.833334 star rating

A black satin slim fit dress with a square neckline and ruffled high-side slit.

$99.90

4.333334 star rating

A sophisticated black velvet high-low dress with a one-shoulder neckline and ruffle trim.

Sale

$15.97 $79.90 80% off

4.666667 star rating

A dazzling orange mermaid dress with glitter knit fabric, cowl neckline, and lace-up back.

$59.90

4.333334 star rating

A stunning periwinkle mesh dress with a ruched mermaid silhouette and off-the-shoulder neckline.

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Windsor Mayra Formal Satin Slit Long Dress in Sage
(175) 4.6171427 star rating

Slip into the luxe vibes of Mayra! Designed to highlight your figure, this formal satin dress delivers a chic form-hugging fit and a high slit for effortless movement. Fit & FeaturesSmooth satin-knit fabric, moderate stretch, Sleeveless square neckline, spaghetti straps, Fitted bodice, side hip pleating, Form-fitting silhouette, high-cut front slit, Floor-length hem, Style runs small, Where to Wear:Homecoming, weddings, black-tie parties, galas, military balls, engagement parties, rehearsal dinners, bridal celebrations, birthday events, milestone celebrations Free Shipping on All Orders Over $75. | Windsor Mayra Formal Satin Slit Long Dress in Sage | Size: S | Satin Fabric

Sasha Formal High Slit Wrap Dress in Black
(171) 4.5847955 star rating

Create a captivating entrance in this formal wrap dress for your next soiree. All eyes are on you in this stylishly chic long formal dress with a plunging V-neckline to perfectly display a sparkling rhinestone lariat or delicate layers of dainty necklaces. Fit & FeaturesCrepe fabric, moderate stretch, Asymmetrical wrap V-neckline, Adjustable spaghetti straps, Ruched detailing, slim-fit bodice, High front slit, floor-length wrap silhouette, Runs true to size, Where to Wear:Prom, black-tie weddings, and formal parties. Free Shipping on All Orders Over $75. | Windsor Sasha Formal High Slit Wrap Dress in Black | Size: S | Rhinestone

Marissa Formal Satin Cowl Neck Dress in Green
(168) 4.5654764 star rating

The Marissa long satin dress brings elegance and sultriness to your formal night. The floor-length gown enhances your curves with a fitted bodice and flattering A-line silhouette while the high front slit provides movement. Fit & FeaturesStretch-satin fabric, non-see-through, double-lined bust, Sleeveless pleated cowl neckline, spaghetti straps, Slim-fit bodice, empire waistline, High front slit, floor-length hem, A-line silhouette, Runs true to size, Where to Wear:Prom, weddings, black-tie soirees, special date nights, and engagement parties. Free Shipping on All Orders Over $75. | Windsor Marissa Formal Satin Cowl Neck Dress in Green | Size: S | Satin Fabric

Windsor Rowena Sequin Mermaid Dress in Navy Blue
(168) 4.7261906 star rating

Chic and glamorous, the Rowena sequin mermaid long dress will stylishly elevate your formal night-out look. With a lace-up strap design and fitted mermaid silhouette with a high slit, you'll deliver stunning style. Fit & FeaturesSheer mesh fabric, knit lining, moderate stretch, embroidered sequin scroll design, Sleeveless square neckline, padded bust, Spaghetti straps, open back, lace-up strap design, tie closure, Lower back zipper with hook and eye closure, High waist seam, Fitted floor-length mermaid silhouette, high front slit, Runs true to size, Where to Wear:Prom, black-tie parties and galas, fancy engagement parties Free Shipping on All Orders Over $75. | Windsor Rowena Sequin Mermaid Dress in Navy Blue | Size: M | Knit Fabric/Mesh Fabric/Sheer Mesh Fabric

Windsor Wrapped In Stylish Satin Mini Dress in Denim
(153) 4.6601305 star rating

Get all wrapped up in this stylish sleek satin mini dress. Dance the night away at that upcoming wedding or celebrate a girl's night in this statement dress that will have all eyes on you. The dress features a sleeveless square neckline, spaghetti straps, and a ruched wrap silhouette that hugs curves in all the right places. The mini-length dress is composed of a satin-like fabric that offers a moderate stretch. Complete your look with rhinestone earrings and strappy heels. Fit & FeaturesSleeveless square neckline, spaghetti straps, Strapless bra recommended, Ruched wrap-front detail , Mini-length bodycon silhouette , Satin-like fabric, sheen finish, Form-hugging fit, moderate stretch, Runs true to size, Free Shipping on All Orders Over $75. | Windsor Wrapped In Stylish Satin Mini Dress in Denim | Size: XS | Rhinestone/Satin Fabric

Windsor Leila Sequin Bodycon Mini Dress in Royal Blue
(140) 4.6928573 star rating

Shine bright and sparkle up the night in the gorgeous Leila mini dress. The dress boasts an alluring open back with a lace-up strappy design for a customized fit, and a short, curve-hugging silhouette. Shop Long Version: Kailani Formal Sequin Slit Mermaid DressFit & FeaturesSheer mesh fabric, full knit lining, moderate stretch, Sequin embroidery, scroll pattern, Sleeveless square neckline, adjustable spaghetti straps, Open back, lace-up strappy design, tie closure, High waist seam, lower back zipper, hook and eye closure, Mini-length hem, fitted bodycon silhouette, Runs true to size, Where to Wear:Prom, bachelorettes, birthdays, Vegas weekends, date nights Free Shipping on All Orders Over $75. | Windsor Leila Sequin Bodycon Mini Dress in Royal Blue | Size: L | Knit Fabric/Mesh Fabric/Sheer Mesh Fabric

Addison Glitter Mesh Formal Dress in Black
(112) 4.642857 star rating

Make a sparkly statement at your next soiree in the trendy glam Addison glitter formal dress! Bring radiance to the room in this floor-length dress with a sleek design that fits like a glove. Fit & FeaturesSheer glitter mesh fabric, full knit stretchy lining, Sleeveless cowl neckline, spaghetti straps, High waist seam, Floor-length fitted silhouette, Runs true to size, Where to Wear:Prom, black tie weddings, galas, special date nights, rehearsal dinner Free Shipping on All Orders Over $75. | Windsor Addison Glitter Mesh Formal Dress in Black | Size: XS | Knit Fabric/Mesh Fabric/Mesh Fabric

Windsor So Your Vibe Strapless A-line Mini Dress in Navy Blue
(95) 4.7473683 star rating

This adorable strapless A-line mini dress is so your vibe! Designed with a stretchy lined knit fabric, it features a strapless straight-across neckline, chic pleated detailing at the bust, and a flirty flowy A-line silhouette on the mini-length hem. Style for a girl's night with statement earrings and strappy mules. Fit & FeaturesStretchy knit fabric with knit lining, Strapless straight neckline, no-slip strip, Pleated bust, A-line fit, Runs true to size, Free Shipping on All Orders Over $75. | Windsor So Your Vibe Strapless A-line Mini Dress in Navy Blue | Size: L | Knit Fabric

Bethanie Formal Sequin V-Neck Mermaid Dress in Yellow
(88) 4.568182 star rating

Embellished with light-catching sequins, the Bethanie formal dress is a clear stunner with a lace-up back and a flattering mermaid silhouette with a floor-length hem. Fit & FeaturesSequin-scroll pattern, mesh fabric, stretch knit lining, Sleeveless V-neckline, padded bust, Lace-up back, zipper and hook-eye closure, Mermaid silhouette, Floor-length hem, Runs true to size, Where to Wear:Prom, black-tie events, formal weddings, and upscale parties. Free Shipping on All Orders Over $75. | Windsor Bethanie Formal Sequin V-Neck Mermaid Dress in Yellow | Size: S | Knit Fabric/Mesh Fabric/Mesh Fabric

Senorita Mesh Strappy Mini Dress in Lime Yellow
(84) 4.595238 star rating

Look and feel like a sultry senorita in this mesh mini dress perfect for an chic night on the town! It features a sleeveless cowl neckline, dual adjustable spaghetti straps with a tie-neck closure, and side and back ruched seams designed to flaunt your curves along the bodycon silhouette. Complete the look with hoop earrings. Fit & FeaturesSleeveless cowl neckline, Dual adjustable spaghetti straps, tie-neck closure, Side and back ruched seams, Back zipper and hook-eye closure, Bodycon silhouette, mini-length hem, Mesh fabric, brushed soft knit stretchy lining, Runs true to size, Free Shipping on All Orders Over $75. | Windsor Senorita Mesh Strappy Mini Dress in Lime Yellow | Size: XS | Knit Fabric/Mesh Fabric/Mesh Fabric

Unique Formal Dresses

When it comes to making an entrance, nothing turns heads quite like a unique formal dress. Whether you’re prepping for a milestone celebration, prom, a wedding guest moment, or a gala that’s been circled on your calendar for months, your look should feel as one-of-a-kind as you are. The right dress isn’t just about fabric and fit—it’s about that electric feeling you get when you zip it up, check yourself in the mirror, and know you’re about to own the night. Maybe you’re drawn to bold colors, daring cut-outs, or luxe details like a dramatic slit or intricate beading. Or perhaps your vibe is more about sleek satin, subtle shimmer, or a silhouette that hugs you in all the right places. The beauty of unique formal dresses is that they let your personality shine through, giving you a confidence boost that radiates with every step. Think of the mayra formal satin slit long dress windsor style: it’s not just a dress, it’s a statement. It’s the kind of piece you reach for when you want to channel main character energy and leave your mark on every room you walk into.

Shopping for a standout formal dress is all about embracing the details that make you feel unstoppable. Consider the vibe of your event and how you want to express yourself—are you feeling flirty with a high-low hem, or are you ready to bring the drama with a sweeping train? Maybe you’re after a fit that lets you dance all night without a care, or you want something that’ll look fire in every photo, from candid laughs to posed perfection. Unique formal dresses also make unforgettable gifts for the girls in your life who love to celebrate big moments in style—think birthdays, graduations, or just-because surprises that say “you deserve to shine.” And let’s be real: there’s nothing like the look on your bestie’s face when she unwraps a dress that’s so her, you know she’ll be texting you pics the second she tries it on. If you’re shopping for yourself, don’t be afraid to step outside your comfort zone. That bold color you’ve never tried? The silhouette you’ve been eyeing but weren’t sure you could pull off? Go for it. The best looks are the ones that make your heart race a little faster.

From rooftop soirées to dance floor moments that end with your shoes in your hand and your hair a little wild, a unique formal dress is your ticket to unforgettable memories. It’s about capturing the excitement of the night and the confidence that comes from knowing you’re dressed for your own epic story. If you’re ready to browse even more show-stopping options and find a look that’s all you, check out the full collection at Women's Formal Dresses. Whether you’re shopping for yourself or spoiling someone special, there’s a dress waiting to help you slay your next big event and leave a trail of compliments in your wake.

Top Picks For Unique Formal Dresses