The Anon M3 goggle is extremely versatile. With the Magna Tech Quick Lens system you can change lenses in less than ten seconds and a spare lens is included. The anti-fog system is second to none and they are Over the Glasses compatible. Testing: I purchased the Anon Optics M3/MFI goggles at the beginning of the 2016-17 ski season and have now used them for 45+ days in all conditions to include lift served skiing, back country skiing, and cat skiing. These are now my go-to goggles. Product… Full review
Anon Optics is a Burton brand of sport sunglasses and goggles.