AcnePiece Chiffon DressPiece Chiffon Dress by Acne Studios. Double layer silk chiffon dress with exposed zip back & contrast shirttail hem.* Long sleeves with button cuffs * Sheer top layer with side vents & drop hem * Sleeveless contrast shirtdress bottom layer * Slightly relaxed fit Color: Midnight Blue 100% Silk / Combo: 70% Cotton, 30% Silk