This great couple's ring set includes both titanium rings. The first titanium wedding band is 6mm wide and the second band is 8mm wide. Both titanium promise rings are domed profile, features inside comfort fit designs and are hand finished with a Polish finish. The high shine titanium rings rest comfortably on the finger while representing your commitment to each other. The titanium bands are strong, scratch resistant, light-weight, non-tarnishing and hypoallergenic.