Sport glasses with special “quick-snap” system which allows you to change the lens easily. Create your own style! With the replaceable lens and temple tips you create the style you like and make a perfect match with your other gear. 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. Interchangeable polycarbonate lenses with 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. 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.