Product details:

3M Speedglas Welding Helmet 9100XX Extra-Large Size Auto-Darkening Filter< Product Description >- Fully assembled welding helmet is ready to use- Auto darkening filter (ADF) transitions from light to dark shade in approximately .1 milliseconds after welding arc is detected- Helmet helps provide protection from ultraviolet (UV) and infrared (IR) radiation- Optical quality gives worker a precise view of the work area- Ergonomically designed head suspension offers wearing comfort- Side windows with dark shade 5 filters increase peripheral field of view