product details Material: Copper, 14 K gold plating Packing: 1 pair, with box product description Made of copper, it has a layer of 14K gold on top, which means it will last longer (at least 3 months). ● Keep dry ● Avoid bathing/swimming in clothes ● Avoid prolonged exposure to sweat ● Avoid exposure to chemicals ● Avoid friction collisions ● Avoid Frictional Collisions
