1. Material: Copper, opals. Platinum plating 2. The earring size is 29x12mm; the earring clip diameter is 12x8mm. 3. It is a wonderful option to purchase as a gift. 4. It will be a charm and good accessory to wear elegantly and beautifully. 5. Suitable for a variety of occasions: banquet, party, wedding, homecoming, anniversary, proposal, engagement, date, shopping, travel, etc.