How to use: Just put on the white shirt first and then wrap the black wrap chest around your chest and tie the bow to create a stylish look. It's suitable for various occasions like casual outings or semi - formal events. Attention: Remember, Asian sizes are smaller, so pick the right size according to the chart. If you're in between sizes, go for the larger one. And don't be surprised if the color in real life is a bit different from the pictures on your screen. Maintenance advice: You can machine - wash this two - piece set in cold water on a gentle cycle. It's made of polyester, so it dries quickly. Hang it to dry and avoid direct sunlight to keep the colors vivid.