A black mini dress is the easiest Christmas party choice you will ever make. It works for literally every type of holiday event. Black reads as intentional and put-together without requiring any explanation. You can dress it up with heels and a clutch for a formal dinner. You can wear it with tights and boots for something less formal. The mini length means you can move and sit comfortably without constantly adjusting fabric. A good black mini dress in a structured fabric will last you through multiple seasons of parties. These are the black mini dresses that prove sometimes the simplest choice is also the smartest one.