Replaceable, molded PETG Visor surrounds the face, providing protection from flying particles, sprays, splashes, sparks, etc. Ratchet movement allows easy adjustment to fit all head sizes. Headgear is hinged allowing the wearer to raise and lower the face shield. PETG face shields are available aluminum bound and unbound. Headgear provides only secondary protection. Goggles or safety spectacles must be worn underneath for complete protection.