Adapt to changing light conditions by switching to a different lens in seconds. Take advantage of the interchangeable lens design of the M Frame 3.0 Hybrid Vented and maximize your day at the range. It's no secret that Oakley protection technologies have been embraced by soldiers, SWAT team members and others who take their view of the world seriously. Durable Plutonite lens material offers superior impact protection and filters out 100% of all UV rays. All replacement lenses feature the unbeatable clarity and impact resistance of Oakley's High Definition Optics.