The best word to describe the Empire E-Flex mask is synergy, taking the best of both features on the JT Proflex and the Empire Event masks into one. All the top professional teams and players demand to use this mask because of it's wide vision that is optically correct and amazingly clear also how amazingly light the goggles are. If you are needing a mask to do some serious work on the field the Empire E-Flex needs to be in your gear bag. Empire Lenses