304 stainless steel, smooth without burrs,One-piece molding, seamless welding，strong and durable，The cage portion matches up with the holes in the base ring perfectly.Color: SilverCover Size: 4.0 * 0.7 cm/1.58 * 0.28 inchMaterial: Stainless SteelPackage: OPP BagRing Size:S: 4.0 cm /1.58 inchM:...