This bentwood ring is manufactured from Macassar Ebony with a Dinosaur Bone and Silver inlay. The dinosaur bone used to be excavated in Utah. The Macassar Ebony is endemic to the island of Sulawesi in Indonesia. All of our bentwood earrings are assured for existence. You may also select the hoop in 5mm, 7mm and 9mm. Please notify us if you want to request any changes, we can change any picket or different subject matter favored.