RB4264 Chromance sunglasses take a classic design to the next level with Ray-Ban Chromance technology. The flexible nylon frame is lightweight and features a hidden adjustable nosepiece that ensures a comfortable fit. The oversized rectangular lenses provide excellent coverage shielding your eyes from 100% of harmful UV rays. The RB4264 Chromance lenses will have you seeing the world in brighter colors, enhanced contrast, and better clarity than ever before. Wear a prescription? Get your RB4264 Chromance sunglasses with Ray-Ban Authentic Lenses or SportRx Sport Optimized Lenses!