... 2.Excellent quality 3.Favorable price 4.OEM are welcome 1:Materials:Grade 2 titanium, 316L stainless steel ,Tungsten , Ceramic , Liquid ... 16, (Different design, different width ) , Thickness: 2~3MM 4:Craftwork: High polished , sandblasting, Matt , IPG, laser, leather ,Carbon fiber, gummy, ... it to you.Products show new style tungsten ring, High quality tungsten & ceramic jewelry, Black IP Jewelry