The Von Zipper Velo V.F.S. ski goggle is specially designed for spectacle wearers. Thanks to its OTG (Over The Glasses) design, this goggle is deeper than an ordinary goggle and features channels to allow goggle temples to pass through. What's more, this goggle is sold with anextra lens to help you better adapt to changing weather. It features a Category 2 lens with moderate tint, ideal for overcast conditions with nice clearings. What's more, it benefits from anti-fog and anti-scratch treatment for optimum vision. Its triple-density foam ensures maximum comfort, while its silicone strap guarantees a perfect fit. Finally, its injected thermopolyurethane shell offers excellent impact resistance. This mask is perfect for a wide face. Von Zipper Velo V.F.S. specifications. : Cylindrical screenWildlife technology: improves contrast and clarity and boosts colorsProtection rating: Category 2Ideal for mixed, ambient-light daysVLT: 23%Blue base/Brown tintAnti-fog, anti-scratch treatmentPolycarbonate screen: offers greater impact resistance100% UV protection Clear Fire Chrome extra screen specifications: Cylindrical screenProtection index: Category 1Ideal for white and cloudy, low-light daysVLT: 65%Gray base/Pink tintAnti-fog and anti-scratch treatmentPolycarbonate screen: offers greater impact resistance100% UV protection Goggles Von Zipper ---Velo V.F.S Hana Beaman Sig Vz Tort Wildlife Bronze Chrome + Clear Fire Chrome