The Doom's Locksteady™ fingerprint free quick-change lens system is your only hope for protection against the ever-changing elements of mother nature. A free mirrored bonus lens helps you see better in all conditions. Changing your lens just got as easy as push, pop and lock. The Doom is custom built from a flexible polyurethane frame and features the Locksteady™ quick change anti-fog 5.5-base ARC® spherical dual-lens system with anti-scratch protection, free mirrored bonus lens, triple-layer Isotron™ face foam with moisture-wicking Dri-Force™ fleece, silicone-ribbed strap, 100% UV protection and is helmet compatible with the most popular helmets on the planet. SPY collaborated with Realtree®--innovator and manufacturer of the world's most versatile camouflage patterns--to come up with a super-stealthy line developed for both athletes and outdoorsmen wearing protective eyewear to help ensure unobstructed vision in all conditions. Go on, standout and disappear!