ArcOne IDF81-1543 Dreamweaver Vision Shell with IDF81 Intelligent Auto-Darkening Filter Provides full head, neck and ear coverage all in a lightweight package Equipped with our Comfa-Gear headgear, the only ultra-soft headband that follows the same angle as your forehead Auto-Darkening lters are ANSI, CSA and CE approved Light state of 3, a dark state of 5-14, 5 delay settings and 2 sensors Dreamweaver Vision style shell with filter