Fabric: 100% polyester. Features : 1)Sweetheart illusion neckline, short sleeve 2) Floral embroidery decorated3)Bodycon mermaid dress Size Chart : Size US4: Bust---32.5", Waist---26", Hips---36.5", Length---58" Size US6: Bust---33.5", Waist---27", Hips---37.5", Length---58.5" Size US8: Bust---34.5", Waist---28", Hips---38.5", Length---59" Size US10: Bust---35.5", Waist---29", Hips---39.5", Length---59.5" Size US12: Bust---37", Waist---30.5", Hips---41", Length---60" Size US14: Bust---38.5", Waist---32", Hips---42.5", Length---60.5" Size US16: Bust---40", Waist---33.5", Hips---44", Length---61" Size US18: Bust---42", Waist---35.5", Hips---46", Length---61.1" Size US20: Bust---44", Waist---37.5", Hips---48", Length---61.1" Size US22: Bust---46", Waist---39.5", Hips---50", Length---61.3" Occasions: Evening party, wedding party, cocktail party, formal or semi-formal party.etc.