ESS 740-0585 - EXCEEDS THE REQUIREMENTS OF ANSI Z87.1-2010 AND CE EN 166 2.8MM THICKNESS 100% UVA/UVB PROTECTION - WHEN INSTALLED IN AN ESS FIREPRO-1971 SERIES FIREFIGHTING GOGGLE, THIS FIREPRO-1971 CLEAR REPLACEMENT LENS IS CERTIFIED AS COMPLIANT WITH NFPA 1971-2013 EDITION, INCLUDING THE 500°F FOR 5-MINUTE OVEN TEST. THIS HIGH-IMPACT, 2.8MM POLYCARBONATE REPLACEMENT LENS ALSO MEETS AND EXCEEDS THE REQUIREMENTS OF ANSI Z87.1-2015 AND CE EN 166. IT IS U.S. FEDERAL OSHA COMPLIANT, AND IS CONSIDERED PRIMARY EYE PROTECTION BY NFPA 1500, ALL WHILE PROVIDING 100% UVA/UVB PROTECTION AND DISTORTION-FREE OPTICAL CLARITY. PER THE REQUIREMENTS OF NFPA 1971, THIS NFPA-COMPLIANT LENS IS ONLY AVAILABLE IN CLEAR. - EQUAL TO ESS-740-0585