HSG Tungsten Ring Black Plated Men Wedding Band 4mm High Polished Comfort Fit Main material:Tungsten Carbide . This tungsten wedding band is 4mm in width,comfort fit,the inner and edge plated black,polished.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.