Alex Perry Semi-sheer Maxi Dress is a floor-length gown that combines a square neckline and underwired cups with a long sheer pencil skirt for an elegant evening look. Key attributes: Black | Nylon | Stretch fabric | Back invisible zip closure | Pre-shaped cups with underwire | Inner brief | Invisible zip at back slit | Square neckline | Shoulder straps | Straight back | Semi-sheer long pencil skirt | Central back slit | Floor length | Dimensions & fit: Fitted silhouette | Composition & care: 77.5% Nylon | 22.5% Elastane