CASE : Without case LENS TECHNICITY : non-polarized lenses GLASS CATEGORY : Category 3 FRAME SHAPE : Rectangle MORPHOLOGY : Round face shape FREQUENCY : OCCASIONAL LEVEL OF PRACTICE : BEGINNER LUMINOSITY : BRIGHT LIGHT LOCATION OF PRACTICE : MOUNTAIN Quantity : 1 U Size : *, autres ANTI-UV : An anti-UV material, what is it for? Protect your eyes from an invisible danger... UVs. The UV radiation is still present, in the winter and summer, in sunny or even cloudy weather and can be harmful to your eyes and their contour. To protect your vision, our sunglasses' lenses are made from polycarbonate mixed with an "anti-UV" material that protects you from the harmful rays of the sun (UVA and UVB). GLARE : Classification of tinted glasses according to the standard ISO 12312-1: - Category 1: slightly tinted lens for greatly reduced sunlight. - Category 2: medium tinted lens for average sunlight. - Category 3: dark lens to for strong sunlight (sea and mountains). Between 82% and 92% visible light absorbed - Category 4: very dark lens, for exceptional sunlight (high mountains). Between 92% and 97% visible light absorbed GLASSES FRAMES WITH A LOWER ENVIRONMENTAL IMPACT : To limit our sunglasses' environmental impact, we can also change the material. On the frames of these sunglasses, we limit the use of varnish and paint, it is all integrated in the product's mould. It isn't enough, that is why we are working so that these sunglasses are one day 100% eco-designed.