Saint Laurent Backless Mini Dress pairs a sleek round neckline with a dramatic diamond-cut open back for a bold, statement-making silhouette. The removable crystal-set buckle belt and padded shoulders add structure and refined detail. Key attributes: Black | Acetate and viscose | Adjustable, removable belt with crystal-set oval buckle | Concealed back skirt zip with hook-and-eye | Button closure at back neck | Padded shoulders | Round neckline | Long sleeves | Diamond-cut open back | Mini length | Structured silhouette | Dimensions & fit: Fitted through the bust and waist | Regular fit | Composition & care: 53% Acetate | 47% Viscose | Dry clean only