Using this card holder is a breeze. Just slide your cards into the slots and your photo into the clear pouch. It's great for keeping your important cards organized. When it comes to maintenance, use a soft, dry cloth to gently wipe it clean. Avoid exposing it to sharp objects to prevent scratches. Also, keep it away from extreme heat or moisture to maintain its quality. With proper care, this card holder will serve you well for a long time.