Description Universal slot can be used on Height Endurance hard hats & Peak View hard hats. Allows for stand-off position. Can combine the simultaneous wear of a visor and clip-on ear-muffs compatible with replacement visor PW99 or PETG clear face shield. ANSI Z87.1 The ANSI Z87.1 safety standard requires eye protection to protect the wearer against specific hazards like impact, chemical or radiation. All certified ANSI Z87.1 safety products must pass a number of high-mass, high-velocity and side impact tests. Certified eye-wear cannot split, tear, fracture or in any way allow a projectile to pass through the glasses and into the wearer’s eyes or face.
