Material: K9 Crystal Theme: Solar System Color: Transparent Technology: Laser Engraved Approximate Size: 6 cm/8cm diameter Note: The size is manual measurement, so it may have a little error. The product is made by K9 crystal, it is very brittle, so please treat it carefully. Due to long shipping, the item may damage in transit, if the item damage, please contact us firstly. If you have any problems, please send us a message, and we will try our best to help you to solve them.