This 8mm Kuro Damascus Steel band has a Tumble Finish and features a 4mm wide Lapis with Black Dinosaur Bone Accented inlay as well as a Blueberry Wood Sleeve. Our Dinosaur Bone inlays are made from 100% Authentic crushed Dinosaur Bone Fossils that are sealed into place on the ring. Dinosaur Bone rings are a conversation starter and will turn heads. Each ring is custom made at the time of order, and comes with our Lifetime Warranty.