ArcOne's introduces the BFF®, the largest auto-darkening welding lens on the market. With incredibly clear optics, it surpasses all other filters in its quality and performance. The BFF® has high definition technology, a 17 square inch viewing area, light state of 3, dark state of 5-13, 3 sensors and a 3 year warranty. The BFF® pairs with the Vision® Industrial Grade ArcOne® welding helmet and is available in a variety of decal designs. See clearly into the future of welding with your new BFF®.