Oakley removed the bottom rim on its popular MainLink model to make the ThinkLink Sunglasses more modern. Their Plutonite lenses filter out 100% UVA, UVB, UVC, and blue light rays up to 400nm. High Definition Optics exceed the American National's standards for optical clarity, visual fidelity, and impact resistance. The lightweight yet stress-resistant O Matter frame features Oakley's Three-Point Fit for proper alignment across your face. 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.