To use this costume, first put on the rhinestone flame tube dress. It's easy to wear and will make you shine. Then pin the tail to the back of your dress. Finally, put on the devil horn headband for a complete devil look. When it comes to maintenance, always hand wash the costume as instructed. Avoid using harsh chemicals or machine washing, as this can damage the rhinestones. Before washing, check for any loose parts and fix them if needed. Store the costume in a cool, dry place to keep it in good condition. Have fun wearing this awesome devil costume!