The only sunglasses designed by a pilot / eye doctor, specifically for pilots! PilotShields are the first aviator-specific sunglasses made with Polycarbonate lenses--the same material used in F-16 firghter jets for safety against bird strikes, etc.
Kalamata Glass Aggressor Aviator Sunglasses for pilots W/ TRIVEX Anti-Glare lenses which exceed the strict U.S. Military sunglasses requirement MIL-SPEC #25948J for U.S. Military combat pilots. FAA and U.S. Military pilot approved non-polarized lenses.