In skiing and snowboarding, taking the 'fall line' refers to the line down a mountain that's most directly downhill. The Fall Line M is the latest addition to Oakley’s Line series of cylindrical style snow goggles. With a mid-sized t, Fall Line M is optimized for a wide variety of faces and is engineered to t perfectly with most helmets. Designed with Oakley’s Ridgelock Technology, changing lenses is quick and easy while still allowing for a full seal to prevent harsh weather from penetrating into your goggle. Microbag included for storage and lens cleaning Optically correct Dual Lens with F3 anti-fog coating Winter 2022/23 product Equipped With Plutonite Lens Plutonite is Oakley’s proprietary lens material, which is crafted from ultra-durable polycarbonate for resistance to impact, enhanced clarity, and protection from 100% of UVA, UVB, and UVC rays. Prizm&trade Lens Technology Oakley’s Prizm&trade lens technology regulates the amount of light that hits the eye to maximize contrast, enhance colors, and improve visibility in a variety of conditions. O Matter Chassis Oakley’s O Matter frame is exceptionally durable, yet flexible, to better fit to your face for improved comfort. F3 Anti-Fog Coating F3 is a permanent coating on the inside of Oakley goggle lenses that repels warm, moist air to prevent fogging.