OverviewRay-Ban Cats 1000 are classic sunglasses feature a reinterpretation of the iconic?Aviator?into a lightweight propionate plastic frame material. These?sunglasses?offer a similar aviator look and style, yet are completely unique and unmatchable. Cats 1000 RB4125 sunglasses represent everything that is timeless, bold and unparalled in the Ray-Ban collection. Pick from a variety of frame colors as well as lens treatments such as crystal brown gradient, crystal grey gradient and gradient mirror. These sunglasses offer optimal comfort and 100% UV protection to keep you safe and glare-free.