DAIWA DN-4022H Polycarbonate Color Changing Photochromic Polarized Glasses, Gray (Silver)

Polarization: 96%
Visible light transmittance: 11~30%
UV transmittance: 0.1% or less
Lens material: Polycarbonate, hard-coated on both sides
Frame material: Plastic
Adapts to extreme changes in light intensity, from dawn to dusk
Adjustable temples and nose pads allow for comfortable wear for long periods of time
Lightweight, highly mobile, compact sports frame
Original semi-hard case included
Polycarbonate lenses are highly viscous and soft, making them less likely to break and providing the best impact resistance