This ring cannot be resized
This awesome 8mm black cobalt comfort-fit Cobalt band features a wood grain inlay and beveled edges. * 4x harder than Platinum, 5x harder than Gold and 7x harder than Silver: Cobalt is the ultimate contemporary metal. Naturally inert Cobalt contains a special blend of Cobalt and other alloys that exude extremely high luster and reliable strength. Because it is also hypoallergenic, scratch resistant and bio-compatible, it has been used heavily in medical applications. Cobalt, unlike Tungsten, is shatter proof.