Commodity parameters Origin: Zhejiang Province, China...Classic model: Yes...Applicable gender: Women...Style: European and American style...Product material: gold-plated copper, imitation crystal, imitation pearl, natural high-quality mother-of-pearl...Main material: alloy...Size: One size, Adjustable, the factory inner diameter is about 18mm... Detailed classification: Rings... Brand name: O.YANG... ������ձ� Product display and care instructions