304 Stainless Steel Pendants, Manual Polishing Double Sided, Blank Stamping Tags, Flat Round, GoldenSize: about 20mm in diameter, 1.8mm thick, hole: 1.8mm.âMirror Surface Effect: with sleeking and double sided manual polishing process, it looks more glossy, like a mirror which is no texture and the image is clear. âThickness: Sturdy and durable, more smoother and thicker. âPackaging: Individually packaged to prevent scratches.