The first and only welding helmets in the world with and internally adjustable 2 X 4 ADF One of the highest rated ADF's in the world Internally adjustable ADF, 4 / 9-13 with grind mode One of the lightest helmets in the world with 9 way adjustable halo for the ultimate in comfort ...The first and only welding helmets in the world with and internally adjustable 2 X 4 ADF One of the highest rated ADF's in the world Internally adjustable ADF, 4 / 9-13 with grind mode One of the lightest helmets in the world with 9 way adjustable halo for the ultimate in comfort Some of the best looking graphics available anywhere The new EFP I-Series welding helmets from Save Phace incorporate the worlds first and only internally adjustable 2 X 4 ADF into a shade 10 passive welding lens so that you have 23 square inches of ear to ear vision once you strick your arc. The ADF has internal adjustments from girnd mode to 4 / 9-13 and a free clear grinding lens is also included with each helmet expanding the utility and value of these helmets even further. The sleek EFP design with its face forming profile allows access to the tightest spaces and the light weight and 9 way adjustable halo insure that this helmet will perform comfortably all day long.