The Speedglas 100 Black Helmet with Auto-Darkening Filter 100V is good for Stick, MIG and most TIG welding processes. User selectable dark shades 8 through 12 and viewing area of 6.05 sq.in. It has three user-selectable sensitivity levels for reliable arc detection and has excellent optical quality. It is shade 3 in the light state. Benefits 1.73 x 3.66 in. viewing area Excellent optical quality Sensitivity adjustment that allows use with all Stick, MIG and TIG welding processes.