This black dress is super easy to use. You can pair it with high - heels and jewelry for a formal event, or wear it with sneakers and a denim jacket for a casual look. When it comes to sizing, it fits true to size, so just pick your regular size. For the sleeves, you can keep them down or roll them up and secure with the button for a different style. The self - tie around the waist can be adjusted to your liking. As for maintenance, it's simple. Just machine wash it in cold water. Avoid using hot water or harsh detergents to keep the fabric in good condition.