... antomic* Lens: silver coating, spherical double lens, permanent anti-fog, Impact and Scratch resistant UV protection*Foam : soft 3 layer ... antomic 2.silver coating, spherical double lens, permanent anti-fog, Impact and Scratch resistant UV protection.3.Adjustable Strap System4 ... suitable for long term wearing New style popular 2012 high quality anti-fog ,anti-scratch faster release buckle ,snow glasses