The Racing Jacket craves the chaos of action sports, especially with protection that meets ANSI Z87.1 standards for high velocity and high mass impact. You can switch to a new lens set quickly, and while the lenses are securely mounted, there are no uneven pressures to distort the optics and mess with your view of the world. All lenses feature HDO clarity with patented innovations like XYZ Optics to keep vision sharp, all the way to the periphery. Optical performance exceeds ANSI Z87.1 standards, and with 8.75 base lens curvature, its a wide-open view with superior side protection. The frame is crafted from a lightweight, stress-resistant material called O Matter Our Three-Point Fit maximizes comfort while holding the lenses in precise optical alignment, and Unobtainium components increase grip when you sweat.Features:Oakley Switchlock interchangeable lens technology for fast and easy lens changingRemovable retaining strapDurability and all-day comfort of lightweight, stress-resistant O Matter frame materialUnobtainium components that increase grip when you sweatComfort and performance of Three-Point Fit that holds the lenses in precise optical alignmentInterchangeable metal iconsLenses:High Definition Optics for clarity, visual fidelity and impact resistance that meets all ANSI Z87.1 standardsXYZ Optics to extend clarity to the edge of a wide peripheral view8.75 base lens curvature that improves side protection against sun, wind and impactUV protection of Plutonite lens material that filters out 100% of UVA / UVB / UVC and harmful blue light up to 400nmIridium coated lenses that reduce glare and balance light transmissionOakley Authentic Prescription LensesJade Iridium - Medium to bright light. Neutral lens tint for truer color perception. Features an Iridium coating to reduce glare. Excellent in hot, sunny conditions. Light Transmission: 17%P42 Iridium - Flat to low light. Light Transmission: 42%