Bolle Mojo Snow Goggles Classic, medium-to-large-fit goggle offers throwback styling with an advanced lens technology for excellent optical clarity and fog-free performance Flow-Tech Venting designed to reduce fogging and optimize flow of air over inside of lens; venting ports control airflow, while preventing clogging from snow and ice Unique double lens design creates thermal barrier while providing clear optics and superior seal P80 Plus/Carbo GLAS (anti-fog/anti-scratch) coating provides protection against unwanted lens fogging and most scratching Includes limited one-year manufacturer's warranty