Ray-Ban RB3578 sunglasses feature a metal frame with a phantos shape that adds an extra touch of elegance to any outfit. These shades, with their sophisticated black on gold lenses and polished finish, as well as grey gradient lens option, are perfect for those who want to make a statement without being too flashy. Wear them as your everyday look or dress them up for special occasions - either way you'll love the way they make you feel.