The Jackson Safety Face Shield Window is a replacement part for Quad™ 500 Series face shields. Extra-large molded polycarbonate window measuring 8.58" x 8.24" x .060" features Jackson’s premium Sta-Clear® anti-fog coating. The clear window offers maximum light transmission and exceptional panoramic views with virtually no distortion. When used with Quad™ 500 face shield system, the molded window is completely framed on the sides and chin and has an extra-large crown. Detents that lock in both the up and down positions provide added safety. All Quad 500 products have been designed to offer maximum above-the-neck face protection during cutting and grinding operations and for general multi-purpose use. Designed to be used with most goggles, respirators, and all safety glasses. This replacement window fits all Quad™ 500 Series face shields and meets or exceeds ANSI Z87.1+ high impact standards when used with Quad™ 500 face shields.