These Harry Potter Patronus coasters are really easy to use. Just place them under your cups or glasses to protect your tables from stains and scratches. When it comes to cleaning, you can simply wipe them with a damp cloth. Try to avoid soaking them in water for a long time as it might damage the cork base. Keep them away from sharp objects to prevent scratches on the gloss print. With proper care, these coasters will accompany you for a long time and add a touch of Harry Potter magic to your home.