With high-impact resistance that makes you invincible, this landmark of technology is the first even MX design with a lens of pure Plutonite™. It s the new standard of protection and it lets you take the adapt-and-conquer approach with Oakley Switchlock™ Technology, the secret to fast and easy lens changing. The view is wide open, the comfort is beyond reason and the performance leaves other goggles scrambling for second place. Features O Matter® shell construction with a durable O Matter® outer layer with a smooth thermoplastic urethane faceplate that conforms to your facial contours Switchlock double mechanism for a secure fit of the lenses Robust belt holders made of O Matter® of the goggles ensure balanced pressure distribution Two ventilation openings on the top of the housing for a cooling airflow inside the helmet Compact frame design for an extended field of view and better compatibility with helmets All-day wearing comfort thanks to fast-drying O-Hydrolix triple-layer foam with quick-drying fleece coating Reduced glare thanks to textured matt black surface on the inside of the frame Microcellular urethane seal to protect against dust and moisture Dual adjustable strap with silicone coating for a flexible, secure fit Fully integrated race-worthy roll-off system with high coating film for an extended field of view in mud and slush (optional) PRIZM™ Prizm™ is a revolution in lens optics built on decades of color science research. Prizm™ lenses provide unprecedented control of light transmission resulting in colors precisely tuned to maximize contrast and enhance visibility. All Oakley lenses offer HDO® Technology with the following benefits Clarity: Conventional lenses can magnify images. HDO® precision gives less distorted vision across the entire field of view. Refraction: With regular lenses, objects aren’t really where you see them. HDO® offers a truer visual image so your brain won’t have to work overtime. UV Protection: All Oakley lenses block 100% of UVA, UVB & UVC rays and harmful blue light up to 400 nm.