Ergodyne Skullerz Thor Anti-Fog Safety Glasses — Z87.1+ hot work 6622 Goin Green vs 6770

6622 Goin Green vs 6770 Flip-to-Listen: 6770 Flip-to-Listen is NRR 24 (dual-mode)

a separate component from the face seal material

6535 Pura-Fit vs 6450 Jetz: 6450 Jetz is NRR 27 (reusable flanged)

Color choice is fixed to purple

doubling the Class A (ordinary-combustible) knockdown for larger rooms or a primary whole-floor unit

Ergodyne Skullerz Thor Anti-Fog Safety Glasses — Z87.1+ hot work 6622 Goin Green vs 6770EDITORIAL REVIEW: 4. 6 5 WC Safety Review of the Ergodyne Skullerz Thor, a Z87. 1+ glass with a permanent anti fog lens. Editorial assessment by Steven Eaton, WC Safety editor, based on published Ergodyne specifications and category fit. We did not laboratory test this product. The Ergodyne Skullerz Thor is an ANSI Z87. 1+ safety glass with a permanent anti fog lens coating, engineered for temperature transitions, humidity, exertion, and enclosed work