Crystal Swarovski ear cuff. Swarovski crystals are finely cut, refracting light and enhancing clarity. Color: Clear, Gold (parts) Materials: Glass, Brass Size: Swarovski 10mm ※Nickel-free plating is used. Therefore, this product is less likely to cause allergies compared to plated metal fittings. This is a handmade item, so there may be individual differences.