Men&rsquo;s & Women&rsquo;s Comfort Fit Flat Shape Tungsten Carbide Wedding Band Ring Available in Sizes 4-10 in 4mm ungsten Carbide is the only rare and exotic metal that has a permanent polish and finish that will endure until the end of time. The heavy weight and the enduring finish of a tungsten carbide ring, speak of commitment, security and an everlasting bond. Tungsten Rings are the most wear-resistant rings available on the planet. Each Tungsten ring is individually hand-crafted using assorted diamond abrasives and polycrystalline diamond tooling. All of our rings are comfort fit . The inside edges are perfectly shaped for maximum comfort. You can return this item for any reason and get a full refund: no shipping charges. The item must be returned in new and unused condition. Go to Your Orders to start the return Print the return shipping label Ship it!