Clear Anti-Fog/Anti-Scratch Coating Protective Eyewear Polycarbonate lens: clear lens Good visual effect, splash-proof, Effective UV blocking Soft edge design: the frame is made of lightweight PVC, soft and bendable Comfortable to wear, no pressure feeling Safeline Chemical and Impact Grinding Clear Lens Safety Goggles When cutting or grinding steel, only the best protective eyewear can save your eyes from the dangers of tiny pieces of metal flying around. Our Grinding Goggles are designed to protect your eyes and the surrounding delicate areas of your face from any potential injuries metal debris can cause.