Cosima | Velvet Blazer Maxi Dress
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Evenings out can feel dull when your outfit doesn’t make a statement!
Step into Cosima and feel the instant confidence of wearing a dress that moves with you, drapes beautifully, and turns every glance into admiration. Now stop imagining this can be your signature look at any special event.

Luxurious velvet feel
The high-quality velvet of Cosima feels sumptuous against your skin, offering a soft, rich texture that elevates your entire presence. From the moment you slip it on, the dress exudes sophistication, making you feel effortlessly elegant.
Flattering silhouette
Cosima long, tailored shape skims your curves while the structured shoulders add poise and confidence. Every line and seam is designed to enhance your figure without restricting movement, giving you a commanding yet feminine stance.

Statement double-button design
The vintage-inspired double buttons draw the eye and add a touch of classic charm to a modern silhouette. They’re not just decorative they accentuate the neckline and provide a subtle focus that elevates the whole outfit.
Effortless elegance
Whether you’re attending a formal dinner, gala, or evening out, Cosima provides a refined, timeless look that blends boldness with sophistication. Its flowing maxi length moves beautifully with every step, making you feel poised and graceful.
Versatile styling options
Pair with metallic heels and statement jewellery for a striking evening look, or suede ankle boots and a coordinating bag for a chic, modern twist on vintage style. Cosima adapts to your vision, making it the ultimate dress for memorable nights.

Step into Cosima and transform any evening into an occasion to remember. With its luxurious velvet, structured elegance, and eye-catching details, it’s more than a dressit’s your statement of confidence and style.
Enjoy peace of mind with your order — today we ship everything free of charge with Royal Mail, complete with tracking so you’ll always know when your parcel will arrive.
Your satisfaction is our priority. That’s why we offer a generous 30-day return and exchange policy. Take your time, try it at home, and if it’s not exactly what you hoped for, you can easily return or exchange it within 30 days
Your security comes first. That’s why we process all orders through Shopify Payments and trusted credit card providers — ensuring every transaction is smooth, reliable, and fully protected.
Charlotte, Amelia, and 25k+ others wear Olivia & Clark.