MSAV-Gard Nitrometer Visor measuring 7 1/2" X 17" X 0.1" features a durable epoxy-coated mesh construction and includes a plastic edge for general-purpose applications. Lightweight visor offering maximum ventilation in humid working conditions provides protection against flying chips in a variety of work environments. Visor for V-Gard retractable or standard chin protector meets ANSI/ISEA Z87.1-2010 standards and can be worn with cap-mounted earmuffs.