Giro Index OTG Goggle OTG FRAME - Engineered specifically for OTG (Over-The-Glass) skiers and snowboarders. SEAMLESS COMPATIBILITY WITH GIRO HELMETS - For optimal performance of both helmets and goggles, Giro products are designed to work together, ensuring a seamless interface between helmet and goggles for an exceptional fit and dependable, worry-free function. FEATURES - Double-layer face foam with microfleece facing. Anti-fog coating. OTG (Over-The-Glass) INJECTION MOLDED CYLINDRICAL - Injection molding a cylindrical lens helps refine optics and minimize distortion that can occur in thermo-formed cylindrical lenses. Every lens is protected by a durable, scratch-resistant coating. INCLUDES 1 LENS - Amber Scarlet 41% VLT