Made from naturally formed, hand-polished petrified wood, each stool has a unique finish with elegant, on-trend scalloped edging.Petrified wood is formed through the process of permineralization. When wood is buried under sediment or volcanic ash, it is preserved and turns to stone due to a lack of oxygen.Each stool has a unique finish due to the natural formation of this product. Once we receive your order, our furniture team will email you detailed images and dimensions of our available selection, for you to choose from.