We know for most of you this is a “destination wedding” and we would love it if you could make it to our special day, but completely understand if that is not possible! What does she mean by semi formal you ask? Semi-formal attire is similar to business casual and slightly less formal than cocktail attire. Outfit options include button-down shirts, dress pants, and dress shoes, and jumpsuits, tea dresses, and knee-length dresses.