Vintage style detailed design longline drop earrings, its elegant look suits you for every daily outfit! Perfect option for a gift as well :) ღღღღღღღღღღღღღღღღღღღღღღღღღღღღღღღღღღღღღღღღღღღღღღღღღღღღღღღ The main material of this product is high-quality brass, with high-quality vacuum plating technology. About brass Parallel brass is a copper-zinc binary alloy with good mechanical properties, high plasticity and good machinability, easy to weld and resistant to chemical corrosion. About Vacuum plating Vacuum plating real gold is the use of high-temperature vacuum plating technology on parts to plate 18k real gold, this electroplating process uses glow discharge to strike oxygen ions against the target in a vacuum on the surface, the cations in the plasma will accelerate towards the surface of the negative electrode which is the material to be sputtered.