About This Ultralight and ultra thin only 0.19" thickness, fits in all 2" X 4-1/4" welding helmets. Stainless steel frame reflects infrared light that causes heat build-up, keeping the lens cartridge cooler. Hand Gesture function allows welders to switch the lens between Weld and Grind mode. You are free to turn this function on or off. NOTE: currently not recommend the function for outdoor use. 2 Amp TIG Rating, great For TIG MIG MMA, Plasma Applications with Grinding Feature. Tefuawe consistent True Color technology allows welders to experience a brighter and more natural view. They don’t have to flip up the helmet frequently before, during and after welds, highly increasing the productivity with less rework. Overview Brand : Tefuawe Size : 2 x 4.25 inch Color : H5813 Material : Fiberglass, stainless steels Item Weight : 4.23 Ounces Recommended Uses For Product : Warning Manufacturer : Tefuawe Unit Count : 1.0 Count