HSG Tungsten Ring 4mm Men Grain Comfort Fit Polished Matte Band Handcrafted Size 7-13 Main material:Tungsten Carbide. This tungsten wedding band is 4mm in width,hammer matte, polishing steps.The luxurious feeling of thick precious metal is combined with comfort fit style, which makes this amazing wedding ring to be worn happily. Durable, wear-resistant and permanently polished tungsten rings maintain their initial glamorous appearance. We provide ring box free, so you can save your giftware fee, and help you preserve the ring away from destruction. Lifetime Return Service.