ESS Innerzone Series Goggles are NFPA 1971-2000, NFPA 1500, and ANSI Z87.1 compliant, and have exclusive tech features designed specifically for use on structural firefighting helmets. Instant speed clips, high temperature-resistant frame and strap materials. Snap-on/snap-off strap system with X-tricator mounting brackets. The easiest NFPA goggle to deploy or remove - it can be used alone or together with a faceshield. Weight 8 oz. (226 g). Made in the U.S.A.