The Edge Goggle Replacement Lens Is Extremely Quick And Intuitive To Swap In The Field, Letting You Choose From Various Tint Colors, Photochromic And Polarized Options To Suit Your Riding Conditions. The Lens Is Made Of Injection Molded Polycarbonate Creating An Optically Correct, Massive Field Of Vision With The Durability To Last. The Magnetic, Locking Quick Release Mechanism Makes Swapping Lenses A Breeze.Feature:- Fast, Convenient Lens Replacement Technology For Changing Light Conditions- Anti-Scratch Quick-Release Impact Rated Cylindrical Lens- Optically Correct Injection Molded Hd Lens Technology- Dual-Pane Lens W/ 3m™ Gasket For Fog Prevention (Polycarbonate Outer, Cellulose Inner)- Thru-Lens Foam-Filtered Vent To Manage Temp/Elevation Changes And Prevent Fogging- Super Anti-Fog Lens Coating- Injection Molded Lens Frame For Durability And Strength- Passes Ansi Z87.1 Impact Protection Safety Standard- Magnetic Quick Release + Slide Lock Lens Retention System- Photochromic And Polarized Options Availablea- Includes Thermo-Formed Protective Case W/ Felt Interior- Uv 400 Rating