Jstyle Jewelry Tungsten Rings for Men Wedding Band Black Ring 8mm Size 7-14 (8) Build of Durable Tungsten Carbide, Excellent Scratch Resistant Ability 8mm Width, Elegant Brushed Matte Surface, Excellent Touching Feeling High Polish Smooth Inner Face, Pinchproof, Convenient Wearing Weighty Tungsten Carbide, Hypoallergenic, Free of Lead and Nickel Provide with Life-time Guarantee