This sunglass features optical grade shatterproof Polycarbonate lenses that are lightweight, durable and have been developed to perform in a wide range of temperatures and conditions. The lenses offer distortion free optics, they exceed the FDA ANSI Z80.3 standards for impact resistance and they filter out 100% of the dangerous UV light up to 400 nanometers. The frames are designed and manufactured using the highest quality materials and are built for maximum performance and durability.