Julbo Venturi Performance Sunglasses NA Imported Photo chromatic lens gets darker or lighter with light intensity, blocking 20-84% of visible light; Built-in anti-fog coating prevents condensation Polarizing filter eliminates glare; External hydrophobic coating prevents finger marks and facilitates removal of water 100 % A,B,C UV Protection Wrap around frame with full front venting, curved temples and 3D Fit Nose Protective Case included