The award-winning Venom offers complete protection from head to chin. For use around light welding or light brazing/cutting. Meets ANSI Z87.1+ and CSA Z94.3 standards. All Gateway Safety visors block 99.9 percent of UV-A and UV-B light, up to 380 nm. Measures 8-inches length by 15-1/2-inches width by 0.060-inches thick.