The RB4441D Bio-Based sunglasses by Ray-Ban balance modern design with a retro twist. These black sunglasses boast rectangular frames crafted from lightweight nylon and propionate, offering bold structure and definition. Designed with a low bridge fit for added comfort, these Ray-Ban sunglasses feature green classic lenses that deliver effortless style. Made with bio-based materials, this sustainably minded pair is perfect for showcasing individuality with timeless attitude.