Transport back to a simpler, more stylish era with the smooth vintage lines of the Ray Ban RB4274 Sunglasses. Drawing from keyhole shades reminiscent of the beatnik era, the RB4274 brings retro style to the forefront of your casual look. The frame is crafted from a lightweight, yet durable mix of metal and nylon, with rubberized ear tips for greater flexibility and comfort. Its polycarbonate lens is impressively lightweight and resistant to small scratches. Ultimately, it's an ideal choice if you're seeking optical clarity without the heftier bulk of a glass lens. Proposition 65 Warning for California Consumers: This product contains chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm.