To use this Dead Ballerina costume, first put on the dress. It's designed to fit adults comfortably. Then, put on the mask to complete the spooky look. When you're out wearing it, be careful not to catch the dress on any sharp objects. After use, gently hand - wash the dress in cold water with mild detergent. Hang it to dry. For the mask, you can wipe it clean with a damp cloth. Store the costume in a cool, dry place when not in use to keep it in good condition.