Wraparound face shield window is constructed from sturdy, injection-molded propionate to withstand the most demanding work conditions. Specifically tailored to fit crown protector for a more effective seal against airborne dust, dirt & light debris. Specially angled shapes allow freer head & body movement. 50% thicker than conventional .040" windows for more protection. Will fit comfortably over other protective equipment such as respirators & safety eyewear. Safety Headgear Accessory Type: Face Shield; for Use With: Fibre-Metal F400, F500 & F71 Series Face shield Assembly; FH66 & FM70 Face shield Bracket; Material(s): Propionate; Color(s): Dark Green.