Wrap dresses, light materials, and short sleeves are all options to explore. Dark hues absorb sunlight, so stick to bright colors. Remember to avoid wearing a white gown unless specifically permitted by the bride. If you must wear white, choose an opaque color underneath to protect yourself from sunburn. Black-tie weddings require formal attire. Men should wear black suits with white shirts and women should wear black dresses or cocktail dresses. The event will be held outside, so bring clothing appropriate for weather conditions. If you are going to be standing for long periods of time, wear supportive shoes. You don't want blisters forming on your feet! Sunscreen and a hat are essential if you plan to spend time outdoors. Make sure to apply sunscreen every hour in the sun and re-apply after swimming or sweating. A hat can help prevent skin cancer and other problems related to ultraviolet radiation.