evo.com | Anon Goggle Accessories > Spot your line in razor sharp focus whatever the weather with the Anon M4 Toric Goggle Lens. This lens features Toric technology, mimicking the curvature of the eye for next level optics, enhanced peripheral vision, and maximized venting for fog-free vision. Lens Compression Case Included Anon Toric Lens Technology Toric Lens Technology combines de-centered technology with lens curvature that mimics the curvature of the human eye for superior optics while also providing enhanced peripheral vision and maximizing the possible vent volume in the goggle. Integral Clarity Technology (ICT) Anti Fog ICT anti-fog treatment delivers crystal clear vision, no matter what the elements throw at you. Starting with a porous cellulose inner lens surface for superior water shedding above and beyond standard acetate lenses, Anon applies its chemically etched ICT anti-fog treatment for long-lasting clarity. ICT works in tandem with Full Perimeter Channel Venting to tell moisture to go fog itself. Sonar Lens by ZEISS Exclusively developed for snow sports, Anon's Sonar lens by ZEISS enhances contrast for the best possible definition and terrain recognition. | Anon M4 Toric Goggle Lens 2026