To wear this costume, simply put on the dress. It's designed to fit adult females comfortably. When you're planning to use it, make sure to pick the right occasion like a fancy dress party or a themed event. As for maintenance, always follow the dry - clean - only instruction. Don't try to wash it at home as it may damage the fabric and the peplum details. Store it in a cool, dry place to keep it looking its best for future use.