I am selling this item because I no longer use it. It has been viewed a few times and is in excellent condition with no noticeable scratches, stains, or writing. The ring part is made of plastic, so I will pack it as securely as possible for shipping. This is an information card set for learning about famous Japanese castles and castle terminology. - Set contents: Japanese castle cards, castle terminology cards - Colors: Green, Pink - Card type: Information cards - Barcode: Yes Thank you for looking.