Metal badge featuring the BIG EGG design of the Tokyo Dome. - Design: BIG EGG, with an illustration of the Tokyo Dome - Back pin: Safety pin type back pin - Material: Metal badge Thank you for viewing. This was purchased at the Tokyo Dome about 20 years ago. It has been stored on a desk since purchase and has not been used. It has been stored at home and shows some deterioration, but it appears to be in usable condition. Please check the images. It will be packaged with bubble wrap and shipped.