Think of your wedding hair and makeup trial as a dress rehearsal. Your pros are going to style your tresses and apply your chosen makeup look so you can see how it looks and feels. "This will give you an early preview of what your wedding day makeup and hair will look like, to avoid any surprises on your wedding day. IMPORTANT ::: The cost of wedding hair and makeup trials varies depending on the Artist, timeline and number of trials. "The cost of a trial can range from anywhere from $100 to the SAME cost as it'd be on your wedding day.