Meet the Proform Goggle, the biggest, clearest, most innovativist goggle on the mountain. Magic Magnets™ make for fast, easy lens swaps, while the Hyperventilator™ ensures maximum airflow for a fog-free view, so you're ready for any condition.Features:- Perfect Peripherals: World's greatest peripheral vision- Magic Magnets™ magnetic lens interchange- Never Fog: Anti-fog lens coating- Helmet compatible: Goggles engineered to fit seamlessly with your helmet- Hyperventilator 360 full frame venting- No slip grip rubberized touch pointsSpecifications:- Lens: Polycarbonate- Light transmission: 10.5%, CAT 3- CAT 1 Bonus lens- 100% UVA + UVB protectionWhat's in the Box:- 1 Neoprene Collapsable Hardcase- 1 Limpcloth™- 1 Bonus Lens™Care Instructions:- DO: Clean your Pit Viper Lenses with the Limpcloth™ (included with every pair of Pit Vipers) and hot mouth breath, or Snake Oil Lens Cleaner (sold separately).- DO NOT: Clean your Pit Viper lenses with bleach, dish soap, household chemical cleaning products, salt water, sandpaper, sweat, or other bodily fluids, mysterious or other.