Which size should I choose?

Each size is drafted on its own. Open the size guide above: these are the dress's own measurements, so compare them with a dress you already wear. Between two sizes, take the larger one. Wrong size after all? Email help@lauven.shop with your order number and the size you need — our team will arrange the exchange.

Can I cancel my order?

Yes, free of charge within 24 hours: write to help@lauven.shop with your order number.

Women’s Black Mini Dress — Off-Shoulder, Puff Sleeve, Satin, Cocktail, Evening Onyx Dress

Onyx Mini Dress

Off-Shoulder Mini Dress in Black

$99.95

Early Black Friday: 2nd piece 50% off

Size XS S M L XL

Size guide

Garment measurements — inches and centimetres.

Size	Bust	Waist
XS	32" (81 cm)	24" (61 cm)
S	34" (86 cm)	26" (66 cm)
M	35.5" (91 cm)	28" (71 cm)
L	38" (97 cm)	30" (76 cm)
XL	40" (102 cm)	33" (84 cm)

These are garment measurements, not body measurements. Cuts vary, so where a dress carries its own chart that chart is shown here instead. The surest method: measure a dress you already wear and compare.

Fits true to size

Free delivery, tracked
30-day returns
Cut and sewn for you

Early Black Friday

Buy 1, get the 2nd 50% off

Add any 2 pieces to your bag: the lower-priced one is 50% off. Applied automatically, no code needed.

The Onyx Mini Dress features a sleek sheath silhouette crafted from luxurious satin fabric in a classic black tone. Designed with an off-shoulder neckline and dramatic puffed lantern sleeves, this mini dress combines timeless elegance with contemporary style. The fitted waistline accentuates the feminine figure, while the solid black color offers versatile, sophisticated appeal.

Perfectly suited for summer events, this dress includes full-length sleeves and a comfortable pullover closure. Its mini length and backless detail add a subtle yet alluring finish, making it an ideal choice for cocktail parties and evening outings. The smooth synthetic fiber fabric ensures a polished look and lasting quality.

Pair with elegant heels and minimalist accessories to create a striking and refined ensemble for special occasions and nights out.

Product details

Style Features

Off-shoulder V-neckline with voluminous puff lantern sleeves
Backless design for a modern touch
Satin fabric with a lustrous, smooth finish
Sheath silhouette with a natural waistline
Mini dress length, designed to fall above the knee

Specifications

Materials & Fabric Composition: Synthetic fiber (polyester satin)
Care Instructions: Dry clean recommended
Size & Fit Details: Sheath fit, true to size
Measurements: Mini length designed to fall above the knee
Closure: Pullover style

Styling Guide

Pair with black or metallic heels for a sleek look
Accessorize with subtle jewelry to complement the neckline
Complete the look with a structured clutch

Exude timeless elegance with the Onyx Mini Dress, perfect for upscale summer occasions.

Ideal for cocktail parties, evening events, and formal gatherings.

Shop the Onyx Mini Dress for a sophisticated blend of classic and modern style.

Product Details

Color: Black
Material: Polyester
Pattern: Solid
Available Sizes: XS, S, M, L, XL

Where the supplier listed it, the size and height of the model are shown under the size selector — use them as your reference point.

Garment measurements, fabric composition and care are in the Specifications section of the description above. Where a lining is used it is a full lining, not a half slip.

Fabric composition and care instructions are listed in the description above.

Where a lining is used it is a full lining, not a half slip.

Usually 2 to 3 weeks: it is cut and sewn once you order, then shipped free with tracking. Each country has a latest delivery date — if we miss it, you can ask for a full refund.

See the date for your country

Yes, within 30 days of delivery, unworn and with its tags. To start it, email help@lauven.shop with your order number. For a change of mind or a size issue the return postage is yours; for a damaged or wrong item it is ours.

Your dress is cut and sewn in our partner workshop once you order it — no overstock, no end-of-season pile, nothing made that nobody wanted.

Free tracked delivery, and 30 days to change your mind. See delivery times for your country

Style it with

The Lauven gift box, closed and tied with the black ribbon

The box

It arrives like this

Folded in printed tissue, sealed, and set in a white magnetic box tied with a ribbon. On top, a card signed by Laura, who founded Lauven in Edinburgh.

White magnetic box, black satin ribbon, printed tissue, signed card.

Made to order, not made to sit

What	Lauven	The usual
The cut	Sewn after you order	Made in bulk, months ahead
The sizes	Measurements published, size by size	One block reused across styles
The stock	Nothing made that nobody ordered	Overstock, then markdowns