The Anon M2 Snow Goggles feature the fastest, most advanced solution to swapping your lens tints on the fly. These medium-large fitting goggles have a 96mm frame height and feature Magna-Tech™ technology for quick and accurate lens change-outs with an ultra-secure lens to frame seal. The M2's spherical lens constructions is injected, not stamped, to eliminate optical distortion. Full perimeter channel venting ensures maximum airflow for clear, fog-free vision in every condition. Triple Layer face foams utilize moisture wicking fleece that provides a perfect goggle-to-face fit, sealing out the elements while providing hours of riding comfort. The M2 goggle combines 16 rare earth magnets at 8 points of connection. The Dark Smoke (8% VLT) Lens has a dark grey base lens tint that won't distort colors on super bright glacier days. This model also includes a spare Blue Lagoon lens (80% VLT) with a high contrast Yellow base lens tint with a multi-layer Blue Mirror that enhances color definition and increases depth perception in varying levels of low-light conditions. All anon. lenses provide 100% protection from harmful UV rays and exceed ANSI Z87.1 impact test standards.