Tungary 2-8mm Mens Womens Tungsten Carbide Wedding Band Rings Engagement Promise Domed Width 2-8mm, a Solid Choice for Most Men and Women. High Polished Shiny Surface, Perfect as a Wedding Engagement Band for Men and Women. Classic Domed Rings, with Super Smooth Inner Face, Comfortable Wearing. Made of Durable and Hardest Tungsten Carbide, Scratch Resistant. Provide with Life-time Guarantee.