Pyramex IR5 Polycarbonate Face Shield | Critical Tool Scratch-resistant polycarbonate lenses provide 99% UVA / B / C protection. Removable vent caps allow the user to remove when more ventilation is required, or leave them in place for unmatched chemical splash resistance. The lens is coated to prevent fogging. Safety Goggles Pyramex Capstone Shield Face Shield Foam Lined Safety Glasses Fits over prescription glasses. Fully adjustable elastic band. Goggle incorporated with removable shield provides full face protection The safety goggles integrated with removable shield provide full face protection Fits over prescription glasses. Capstone® 500 Capstone Green Tinted Goggle with IR3 H2X Anti-Fog Lens The polycarbonate protector adapts to the face and provides increased impact and dust protection