Material: ABS Color: Black Size: 8 * 3.1 cm/3.1 * 1.2 inch Package: OPP Bag/Velvet Bag/Blank Box Ring Size: 4.0 CM//1.6 Inch 4.3 CM/1.7 Inch 4.8 CM/1.9 Inch 5.2 CM/2.0 Inch