midi cocktail dresses for wedding guest Black Dress: Mac Duggal 68958 Black Multi / 2 comfortable fit Midi length offers modest yet stylish coverage perfect for daytime and evening events Concealed back zipper closure provides a sleek Women's Floral Lace Dress Cap

Kim stepped on the red carpet with her sisters Kendall and Kylie Jenner, dressed elegantly in a skintight black dress with across necklace

This long dress features a pleated crossover bodice with a V-neckline, flutter sleeves, and a low back to keep her extra cool in the sun

Bustle: For dresses with a long train, adding a bustle during the alterations process allows you to easily transition from the ceremony to the reception without the inconvenience of carrying the train

This look is ideal for young women with a beautiful lip shape and a desire for something different and daring

To help you narrow it down and find the one for you, here are our top 3 favorite places to buy a-line gowns

"For a wedding, the only [attire designation] youre supposed to use is black tie, and everything other than that you should know by the date, the time of the wedding and the time of year," Post shares