This Cobalt Wedding Ring Set comes with both rings pictured and described. The Cobalt Couple's Promise Rings are custom made to order in the US. The matching Cobalt Wedding rings are hand finished to a high shine with a Polish finish. The cobalt wedding bands are scratch resistant, durable, hypoallergenic and similar in color to Platinum rings (but 10x as strong!). One of the Cobalt rings in this couple's ring set is 8mm wide with a domed / rounded profile. The other Cobalt promise ring is 3mm wide with the same rounded / domed profile. This Cobalt Ring set is perfect for wedding rings, wedding bands, promise rings, commitment rings, etc.