Regarding the condition, the box shows some aging and sun damage. I personally don't see any noticeable damage to the rings themselves, but as these are old items, please refrain from purchasing if you are overly concerned about their condition. Vongola Rings Guardian of the Rain Guardian of the Mist Guardian of the Lightning Takeshi Yamamoto Mukuro Rokudo Lambo These are rings that can actually be worn on your finger, not keychains. I'm not familiar with ring sizes, so it's difficult for me to provide that information.