Its lightweight (805g headpiece) design and multi-adjustment head suspension system ensures a stable fit that moves with you, reducing aches and strains on your neck, allowing you to enjoy life’s best moments. The Z4 boasts an optically clear grinding visor and a flip-up welding visor for optimum vision during grinding. Visibility is further enhanced by clip-in shade 5 side windows offering maximum peripheral vision. These can also be switched out for window blockers which are included in the standard package. The Z4 includes the large ADF lens with 1.1.1 optical quality rating guaranteeing uniform shading and distortion free vision, allowing you to work safely and more comfortably for longer across different angles. To further increase your comfort and stability, the Z4 can also be fitted with the Comfort-Link™ padding system for an individualized fit.