Lightweight & self-adjusting for a comfortable fit. Impact-resistant block 99.9% UV. Anti-fog coating. ANSI 287.1. CSA Z94.3. AS. 1337. Meets the requirements of ANSI Z87.1-2010 ans CSA Z94.3-2007. www.3MSafety.com. For more information in United States, see Internet www.3MSafety.com or call 1-800-494-3552. In Canada, call 1-800-267-4414. In Australia, call 1-800-024-454. Made in Taiwan.