MAXIMUM PROTECTION Jackson Safety's Maxview Face Shield features an oversized window for maximum face coverage; Integrated side and chin guards protects against splashes and flying debris while an extended crown keeps you safe from overhead hazards CLEAR VISIBILITY Clear, uncoated window for exceptional optical clarity and panoramic views; Window is replaceable. Remove protective film on window before use HIGH IMPACT RESISTANT - Window is made of high impact resistant polycarbonate; Crown made of high impact resistant ABS plastic; Designed to be worn with safety glasses COMFORTABLE FIT 370 Speed Dial features an oversized ratcheting headgear knob, making it easy to adjust even with gloves on; Quick-Fit rear swivel headband; Fits well with respirators and most goggles MEETS STANDARDS - Meets ANSI Z87.1+ high impact and CSA Z94.3 standards.