Using these hair clips is easy. Just open the clip and place it in your hair where you want it. You can use them to hold back bangs, secure a ponytail, or add a decorative touch to an updo. As for the warning, since the product may expose you to harmful chemicals, try to keep it away from children and avoid long - term skin contact. When it comes to maintenance, gently wipe the clips with a soft, dry cloth to keep them looking shiny. Don't use harsh chemicals or abrasive materials as they might damage the ribbon.