One NWOT gray long Disturbia Guinevere Tiered adjustable strap sleeveless dress. UK 12 is a U.S. size 8. ✹ Grey textured midi tiered dress ✹ Functional button chest opening ✹ Modesty panel behind button stand ✹ Adjustable straps for personalised fit ✹ Shirred elastic back panels lets body breathe ✹ Feminine V-neckline ✹ Falls into flattering seamed waist ✹ Gathered skirt section with two softly pleated tiers ✹ Soft grey stretch fabrication ✹ 55% Rayon 42% Polyester 3% Elastane Lining: 100% Polyester