Modern classics with an open-minded personality. Thanks to its simple and timeless design, Erika is one of the most popular and loved model across the world. The RB3539 Erika Metal Evolve Photochromic offers an easy to wear roundish style in all metal. It will be your life accomplice guiding you from your morning shower to happy hour without a hitch. Available in a variety of metal finishes with solid, gradient or Photochromic lenses that seemlessly adapt to all light conditions, from light indoors to dark outdoors. Ray-Ban sunglasses sold by authorized sellers, like Amazon, are eligible for all manufacturer warranties and guarantees. Click on the Ray-Ban link above the product title to shop the entire Ray-Ban sunglass and eyeglass assortment.