Radians goggles Clear Polycarbonate lens Anti-fog Closed seal foam padding Adjustable elastic head strap These Radian goggles let you see clearly and shoot safely in outdoor weather. The closed seal foam padding secures these goggles comfortably to your face and the impact resistant polycarbonate lens protects your eyes from stray shots. Pick up a pair for your next trip to the shooting range! Polycarbonate safety glasses protect your eyes from impact, but the glasses deteriorate due to scratches, light, etc., and should be replaced after 2 years.