Arena Tactical is the leader in ballistic fragmentation eye protection, is US Army APEL tested and approved for conducting military combat operations. The Flakjak goggle was designed to provide superior protection during all combat, military deployment, and tactical operations. Our patented passive anti-fog ventilation is the only anti-fog system that works. Are goggles utilize a moisture wicking face gasket to keep moisture out of the lens area and for added comfort. Our patented 360 degree hinged strap assembly allows for multiple helmet and head placemnt for addional comfort. Dont settle for anything other than the Arena Flakjak Goggle.