Ray-ban flat lenses sunglasses. What goes around, comes around and this is especially true with ray-ban round. These round frames reflect a spirit of an earlier time but with revamped accents. Now the round lenses are flat, sitting atop gold frames, lightweight enough for any situation but still plenty strong. They may invoke another era but their construction is as modern and high quality as it gets. Gradient grey lenses. Includes premium case and microfiber cloth. 50-21-145mm. 100% uv protection. Imported. California residents:warning prop 65: the eyewear products in this store can expose you to the chemical nickel (metallic), which is known to the state of california to cause cancer, and bisphenol a (bpa), which is known to the state of california to cause birth defects or other reproductive harm. For more information go towww. P65warnings. Ca. Gov.  â