These charger plates are really easy to use. Just place them on your table before serving your dishes. They'll instantly add a touch of elegance to your event. When it comes to the warning, make sure you never put these plates in the microwave or dishwasher as they're not safe for such use. After the event, since they're disposable, you can simply throw them away. There's no need for any special maintenance. These plates are designed to make your event setup hassle - free and your table look amazing.