King Will Duo 7mm 9mm Blue Domed Tungsten Carbide Wedding Band Ring Brushed Polish Finished Comfort Fit Exquisite craftsmanship on the smooth innerface with stunning blue coated, which still provides awesomeness Classic design with genuine tungsten carbide, weighty and durable, excellent scratch resistant performance Perfect width, suitable for both Men & Women, ideal gift for wedding, engagement, anniversary and all occasions. King Will's jewelry box, save your giftwrap service fee, and help you store the ring much safer & longer. If you have any question, please post into "Customer Questions & Answers" at the bottom of this page.