Product Overview: Erika Metal Gradient Sunglasses Features: Total gradient effect, total metal, total youth style. It could only mean one thing. Erika has gone full metal with the Ray-Ban RB 3539 styles.The RB 3539 takes a bestselling style and gives it the full metal treatment, using an Erika-inspired phantos shape featuring an unmistakable keyhole bridge and ultra-thin metal temples in cool metallic colors.The lightweight frame ensures that these styles are as comfortable and resilient as they are easy-to-fit.All these features are paired with gradient lenses for a total metal look that will let you reflect and shine wherever you are.