This is a USA made comfort fit 8mm wide Black Zirconium band with a rounded top profile & tree bark finish. This ring is shown also features a Bloodwood sleeve on the inside. It is very comfortable to wear with a rounded comfort fit design. This ring is hand finished & designed by jewelry artisans who have a passion for unique jewelry & uncompromising quality. You can customize your ring sleeve & size in the drop-down menus above. If you don't see exactly what you want, email us and we will make it for you.