Wear a camisole, high-neck bra, or bandeau bra made from a nice material, like lace or silk, underneath your dress
The most recognizable classic formal dress types have remained relatively consistent because they work, they flatter, and they communicate elegance without needing explanation
These changes make it a sophisticated addition to any room
Simple Way #6: Bring An Extra Outfit I recommend brining an extra outfit for a variety of reasons

Model is Wearing:S, Height:168.0/66.1 ,Bust:81.0/31.9 ,Waist:67.0/26.4 ,Hip:97.0/38.2 Body Measurements:XSBust:33.1-34.6 inch Waist Size:23.6-25.2 inch Hip Size:36.6-38.2 inchSBust:34.6-36.2 inch Waist Size:25.2-26.8 inch Hip Size:38.2-39.8 inchMBust:36.2-37.8 inch Waist Size:26.8-28.3 inch Hip Size:39.8-41.3 inchLBust:38.2-40.6 inch Waist Size:28.7-31.1 inch Hip Size:41.7-44.1 inchXLBust:40.6-42.9 inch Waist Size:31.1-33.5 inch Hip Size:44.1-46.5 inchProduct Measurements:XSLength : 51.2 inch Sleeve Length : 20.7 inch Bust : 30.3 inch Waist Size : 24.8 inch Hip Size : 32.1 inch Cuff : 6.5 inchSLength : 52 inch Sleeve Length : 21.1 inch Bust : 31.9 inch Waist Size : 26.4 inch Hip Size : 33.7 inch Cuff : 6.9 inchMLength : 52.8 inch Sleeve Length : 21.5 inch Bust : 33.5 inch Waist Size : 28 inch Hip Size : 35.2 inch Cuff : 7.3 inchLLength : 53.5 inch Sleeve Length : 21.9 inch Bust : 35.8 inch Waist Size : 30.3 inch Hip Size : 37.6 inch Cuff : 7.9 inchXLLength : 54.3 inch Sleeve Length : 22.4 inch Bust : 38.2 inch Waist Size : 32.7 inch Hip Size : 40 inch Cuff : 8.5 inchColor: BlackStyle: ElegantPattern Type: PlainDetails: SheerNeckline: Off the ShoulderSleeve Length: Long SleeveDetails: RuchedDetails: ZipperType: BodyconSleeve Type: Regular SleeveWaist Line: NaturalHem Shaped: PencilLength: LongFit Type: Slim FitFabric: Slight StretchMaterial: Mesh FabricComposition: 94% PolyamideComposition: 6% ElastaneCare Instructions: Machine wash or professional dry cleanBody: LinedSheer: No

And what about the colors and fabrics