Black One Shoulder Formal Dresses
Black one shoulder formal dresses are your secret weapon for turning heads and owning the night. Effortlessly chic and endlessly flattering, these dresses bring major main character energy to every RSVP on your calendar. Whether you’re making an entrance at a fancy dinner or dancing the night away at a glam event, nothing says “I’ve arrived” quite like a sleek black silhouette with that bold, asymmetrical vibe. Get ready to serve looks, break hearts, and leave everyone wanting more—your next unforgettable moment starts right here.
$79.90
A black knit mermaid dress featuring a convertible neckline, high front slit, and multiple styling options.
$59.90
A sleek black knit formal dress featuring a one-shoulder neckline and ruffled high side slit.
$59.90
A glamorous black bodycon dress featuring glitter knit fabric, off-the-shoulder neckline, and high slit.
$39.90
A sultry black formal dress with rhinestone straps, high slit, and curve-hugging silhouette.
$69.90
A captivating black satin formal dress featuring an off-the-shoulder neckline and alluring front wrap slit.
$64.90
An elegant black mesh dress featuring an off-the-shoulder neckline, sheer long sleeves, and a high side slit.
$49.90
A black crepe formal dress featuring a sleeveless square neckline and a high-cut front slit.
$64.90
A sleek black knit mermaid dress featuring a scoop neckline, open back, and high front slit.
$99.90
A sophisticated black velvet high-low dress with a one-shoulder neckline and ruffle trim.
$109.90
A glamorous black satin formal dress featuring a lace corset bodice and high front wrap slit.
$59.90
A sleek black knit mermaid gown featuring a one-shoulder neckline, side cutout, and attached sash.
$59.90
A black satin mermaid dress with a lace-up back, V-neckline, and high ruffled slit.
$54.90
A dazzling black midi dress with a glitter knit fabric, featuring a chic wrap hem and slit.
$79.90
A stunning black mermaid dress with a glitter finish and elegant lace-up back.
$49.90
An off-the-shoulder black midi dress featuring mesh-lined fabric, a ruched bodycon silhouette, and side slit.
$89.90
A black knit mermaid dress featuring an off-the-shoulder neckline and dramatic high front slit.
$109.90
A stunning black sequin dress with a lace-up back, sweetheart neckline, and high front slit.
$74.90
An elegant black mermaid dress with a glitter knit fabric and off-the-shoulder sweetheart neckline.
$69.90
A glamorous black mermaid dress with glitter fabric, off-the-shoulder neckline, and high front slit.
$79.90
A stunning black satin mermaid dress with a high slit and elegant train for formal occasions.
$62.90
A chic black satin knit dress with a ruched bodice, adjustable straps, and a front slit.
$89.90
A black floor-length bodycon dress featuring a sheer lace corset bodice and sultry cold shoulder design.
$59.90
An elegant black mermaid gown featuring a sheer lace bodice, off-shoulder neckline, and luxe ruching.
$79.90
A black satin formal dress featuring an open strappy back and elegant mermaid silhouette.
$39.90
A sassy black one-shoulder bodycon mini dress in ribbed knit fabric, perfect for parties.
$19.97 $99.90 80% off
A stunning black sequin formal dress with a mermaid silhouette and low-cut back.
$59.90
A chic black velvet mermaid dress with a one-shoulder neckline and high front wrap slit.
$9.97 $44.90 78% off
A black velvet mini dress with a one-shoulder neckline and wrap-around waist cutout.
$59.90
A black mini dress with an asymmetrical one-shoulder design and sparkling rhinestone embellishments.
$19.97 $69.90 71% off
A black knit mermaid dress featuring an off-the-shoulder neckline and lace-up back design.
$56.90
A versatile black knit bodycon midi dress with a convertible neckline for multiple styling options.
$59.90
A stunning black mesh formal dress featuring a one-shoulder neckline and elegant mermaid silhouette.
$39.90
A chic black crepe wrap dress with a plunging V-neckline and high front slit.
$69.90
A black floor-length formal dress with a glitter mesh fabric and a cowl neckline.
$36.90
An elegant black off-the-shoulder midi dress with a bodycon fit and flared hem in stretchy knit.
$59.90
A black satin midi dress with a pleated cowl neckline, midriff cutout, and high side slit.
$59.90
A stunning black mermaid dress with a cowl neck, lace-up back, and high front slit.
$109.90
A black sequin bodycon dress with a high slit, adjustable straps, and a floor-length hem.
$48.90
An elegant black off-the-shoulder midi dress with ruched sides and a flattering bodycon fit.
$64.90
A sleek black formal dress with a V-neckline, strappy back, and high side slit.
$79.90
A black glitter mesh mermaid dress with off-the-shoulder neckline and sheer long sleeves.
$19.97 $79.90 75% off
A chic black mermaid dress with a sheer mesh corset bodice and adjustable crisscross straps.
$69.90
A black lace bodycon dress with a sweetheart neckline and high front slit for formal events.
$164.90
A black mermaid formal dress featuring a corset bodice, lace-up back, and high front slit.
$14.97 $79.90 81% off
A black velvet formal dress featuring a cowl neckline, beaded applique, and high front slit.
$79.90
A black velvet column formal dress featuring a satin strapless bow neckline and floor-length hem.
$15.97 $59.90 73% off
A black off-the-shoulder crepe dress with a sweetheart neckline and ruffled front slit.
$19.97 $69.90 71% off
A glamorous black glitter velvet dress with a sweetheart neckline and thigh-high front slit.
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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
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: XS | Rhinestone
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
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
Lavish yourself with a luxe formal dress that elevates your special occasion outfit! Cheyenne features a one-shoulder neckline, a wired V-neck bust, a fitted long sleeve, a high side slit on the floor-length hem, and a curve-hugging A-line silhouette. The long dress is composed of a lined velvet fabric that offers a moderate stretch. Complete the look with rhinestone heels and a sphere clutch. Fit & FeaturesOne-shoulder neckline, wired V-neck bust, Fitted long sleeve, High side slit, floor-length hem, A-line silhouette, Lined velvet fabric, Form-hugging fit, moderate stretch, Strapless or sticky bra recommended, Runs true to size, Free Shipping on All Orders Over $75. | Windsor Cheyenne Formal One-Shoulder Velvet Dress in Black-2 | Size: S | Rhinestone/Velvet Fabric
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
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
Sultry and stunning, the Alisha formal dress will keep all eyes on you. With thin rhinestone detailed straps that give effortless sparkle and a curve-hugging silhouette, and an alluring high slit. Fit & FeaturesLightweight, breathable stretchy fabric, Sleeveless cowl neckline, Rhinestone detailed straps, High waist seam, Floor-length hem, form-fitting silhouette, high slit, Runs true to size, Where to Wear:Prom, glamorous evenings, dinner parties, weddings Free Shipping on All Orders Over $75. | Windsor Alisha Rhinestone Strap Formal Dress in Black | Size: L | Stretchy Fabric/Rhinestone
Dare to stun in the Jamie satin formal dress crafted with silky satin fabric for a gorgeous sheen. The bold plunge halter neckline and open lace-up back will turn heads while the fitted column silhouette flaunts your curves. Fit & FeaturesSilky satin fabric, short knit stretchy lining, Plunge halter V-neckline, shoulder straps, padded bra cups, Lace-up open back, lower zipper with hook-eye closure, High side slit, Fitted column silhouette, Floor-length hem, Runs true to size, Where to Wear:Prom, weddings, galas, and black-tie soirees. Free Shipping on All Orders Over $75. | Windsor Jamie Lace-Up Satin Formal Column Dress in Red | Size: XS | Knit Fabric/Satin Fabric
The Rose formal long column dress is the perfect combination of elegance and glamour with a sheer corset trim and high-side slit for effortless allure! Fit & FeaturesMesh fabric, partial stretchy knit lining, Sleeveless sweetheart neckline, cowl pleating, Adjustable spaghetti straps, crisscross open back, Padded bust, sheer corset bodice, flexible boning, Side ruched seams, fitted column silhouette, High-side slit, floor-length hem, Style runs small, Where to Wear:Prom, weddings, bridesmaids, rehearsal dinners, cocktail soirees, and dressed-up date nights. Free Shipping on All Orders Over $75. | Windsor Rose Formal Mesh Corset Column Dress in Green | Size: M | Knit Fabric/Mesh Fabric
Black One Shoulder Formal Dresses
There’s something about slipping into a black one shoulder dress that just hits different—the kind of energy that makes you walk a little taller, flip your hair with a little more attitude, and leave a trail of double-takes in your wake. Whether you’re RSVPing “yes” to that ultra-glam gala, prepping for your bestie’s wedding, or just ready to own the night at a formal dinner, formal one shoulder dresses are the ultimate confidence armor. The one shoulder silhouette is the definition of cool-girl elegance: it’s bold but never try-hard, sophisticated but never stuffy, and always, always unforgettable. There’s a reason the one shoulder black dress is a ride-or-die favorite for so many—it flatters literally everyone, from your statuesque friend who lives in platforms to your petite bestie who’s all about that barely-there heel. If you’re hunting for a look that says, “I came to slay and dance till closing,” you’re in the right place.
Let’s talk details, because that’s where the magic happens. The beauty of a black one shoulder formal dress is how it adapts to your vibe. Maybe you’re all about those dramatic, floor-sweeping gowns that make you feel like you should be walking a red carpet (even if it’s just the hallway at your cousin’s fancy birthday dinner). Or maybe your style is more about that sleek, fitted one shoulder semi formal dress that lets you move, groove, and never worry about a wardrobe malfunction when the beat drops. And don’t even get us started on the power of a black and white one shoulder dress—hello, instant drama and contrast! Whether you’re the guest of honor or just there to steal the spotlight, these dresses are a go-to for making memories and looking fire in every single pic. They’re also a killer gift for the friend who’s impossible to shop for—because who doesn’t want to feel like the main character at their next big event? Pair with statement earrings, a swipe of bold lipstick, and your favorite heels, and you’re set for a night of compliments and unforgettable moments.
If you’re all about options (and honestly, who isn’t?), don’t sleep on the mini version of this classic. Sometimes the party calls for something a little more flirty, a little more leg, and a lot more fun. For those moments, check out our curated collection of Black One Shoulder Mini Dresses—perfect for when you want to keep things chic but still bring the heat. No matter which length or style you choose, a one shoulder black dress is the ultimate canvas for your personal style. Layer on the sparkle, go minimalist with a sleek clutch, or add a pop of color with your shoes—there are zero rules, just endless ways to make it your own. So go ahead, channel your inner icon, and let your dress do all the talking.