Material: Copper, 3DPrint PLA, Acrylic for models, UV Resin 🟡Avoid wiping the hand-painted part directly with alcohol ■ This product is handmade ■ You can choose pure silver earrings (＋HKD$ 5) ■ This style provides ear clips ■ Please try to avoid contact with water or store in a humid environment to reduce oxidation