Fashionable Women's Tank Dress, Women's Clothing Elegant Knee Length Elastic Satin Cocktail Dresses With Ruffle Grasbrunn, Germany. 20th Nov, 2019. Employees of the auction house smash a cocktail dress made of black silk (l r), a partially painted leather wallet and a black and blue straw hat by Dress code: cocktail attire. You can never go wrong with a little black dress. In this case, a midi lace black dress. Tip: If you stick to a monochromatic palette, like black,