This is a resin-made space orb. It is 2cm in size. It is not a perfect sphere. When delivered, it will be attached to a keychain with metal fittings. There may be imperfections such as dust, uneven coating, scratches, distortions, air bubbles, burrs, and stains. The color may appear different from the actual product depending on the lighting and the device you are using. Please understand that this is a hobbyist creation and only purchase if you accept this. If you have any questions, please ask in the comments section.