mini formal women's light blue strapless dress for school Tranquility Beaded Party - US 10 Letisha features a pretty sweetheart neckline with balconette underwire cups for ultimate support Baby Spice Strapless Mini Dress

If youre providing measurements to a company or comparing measurements to a size chart, first get familiar with how the company measuresand expect some variations between how you measure and how they measure

For the women, a dressy cocktail dress, jumpsuit or sleek pantsuit, or a long formal dress or long skirt and top is appropriate for black-tie optional attire

Anne-Laure Mais is super elegant in a long trench coat, mock-neck top, black tights, and white ballet flats

Below, see both versions of Moss's 50th-birthday outfit, the likes of which will, no doubt, serve as party style inspiration for many years to come