In western astrology, it is believed that the universe is formed by the four elements: Earth, Air, Fire, Water. In addition to the four elements, there is a fifth element. Aether is what animates the other elements, and forms our connection to the Universe. Material : Stone Inlay in Wood Size of pendant : 3.4 cm in diameter. Coated : raw lacquer or cashew-nut paint Length of the chain : 40 ~ 80 cm adjustable Designed and produced in Taiwan Thank you Care tips: 1. Do not store them in the sun ,that includes in the car or by a window. But there is no problem wearing them in the sun! 2.Even though they are sealed ,do not swim or shower in them! 3.Please allow for some variation in color as displayed on different devices and screens. Actual colors may vary.