8mm Men's & 6mm Women Brushed Step Edge Tungsten Carbide Engagement Wedding Bands Ring Set Please use drop down menu to choose your desired sizes. Genuine Tungsten Carbide (Cobalt Free) Wedding Band Ring Hypoallergenic - Comfort Fit This ring can be worn as a Wedding Band or Promise Ring by men or women Beware of Imitated Replicas - 30 Day Money Back Gurantee!