SMITH OPTICS I/O MAG XL GOGGLE - UNISEXGo MAG(TM) and go big at the same time with the Smith I/O MAG XL Goggles; you won't regret either choice. Designed for larger faces and expansive views, the I/O MAG XL provides super secure lens lock with both magnetic and mechanical fastening, and proven Smith ChromaPop optics make the best of any landscape.FEATURESVentilation: AirEvac(TM) Integration Technology to Reduce FoggingStrap: QuickFit Strap Adjustment System with Clip BuckleUltra-Wide Silicone Backed StrapIncludes Microfiber Goggle Bag with Replacement Lens SleeveTECH SPECSFrame Size: LargeLens Type: SphericalQuick Changing Lens System: YesHelmet Compatible: Yes