Sports glasses with extra-large interchangeable polycarbonate lenses. Polycarbonate photochromic lenses. These lenses have a light transmission of 85-17%. The brighter the light, the darker the lens automatically becomes. One lens provides you with category 1, 2 and 3 levels of eye protection. All lenses are fitted with a special air flow system and anti-fog coating on the inside of the lens which ensures better performance in humid weather conditions. The included lens features a hydrophobic coating. In rain, the water will slide of the lenses while riding. Variation of lenses and temple tip colors available separately. Full round lens shape gives optimal protection against sunlight, dust and wind. 100% UV protection. Block system prevents the temple tips damage the lenses while folded inwards