Dress The Population. Berkley Sequin Blazer Dress. Size: Small Color: Black with silver and light purple sequins. Brand new with tags in new condition. Dress The Population Berkley sequin blazer dress—a sleek, single-breasted mini that blends sharp tailoring with bold glamour. Covered in shimmering sequins, this statement piece features a deep V-neck, notched lapels, and long sleeves for a chic, structured look. The tailored silhouette, front button closure, and smooth lining ensure both style and comfort. With its long sleeves and sophisticated sparkle, it's perfect for cocktail parties, holiday events, or a night out. Wear it as a dress or style it open as a blazer over a camisole and trousers. Shell: 100% polyester; contrast: 97% polyester, 3% spandex; lining: 100% polyester. Approximate lay flat measurements: Hips at bottom: 21" Waist: 15" Under arm to under arm: 17" Length from top shoulder: 32"