The Grainger 14D187 is a 3M Speedglas Welding Helmet that features auto-darkening technology to protect the eyes and face from sparks, spatter, and harmful UV/IR rays while welding or cutting. This helmet has a large viewing area for increased visibility. It has adjustable sensitivity and delay controls so you can customize settings for optimal comfort and protection. The helmet operates on solar cells so no batteries are required. It meets ANSI Z87.1 safety standards. The Speedglas helmet provides reliable eye protection for welders.