PC safety spectacles 1.Material:Polycarbonate 2.UV protection,anti-impact,anti-fog, ... -scratch 3.EN 166 Anti-scratch, Anti-fog Polycarbonate Safety Spectacles ( Our model No. SG2073 ) Description Product: Polycarbonate yellow lens, anti ... -scratches, adjustable ear stems safety spectacles.Material: Lens- Polycarbonate Lens , Anti-scratch, Anti-fog, Anti-static ...