Good looking sport design glasses. Zak feature a great durability they have been successfully tested and certified on by the American Standards Institute (ANSI); they conform to other norms and standards as well. The glasses are compatible with rx corrective inserts. The glasses are supplied with one set of lenses.
Bronze mirrored lenses are lightweight and suitable for water environment, reduce blue light and reflections, increase contrast and depth perception; 12% light permeability. These bronze lenses are great for snowboarding, skiing, water sports, fishing, beach as well as driving when the sun is high.
Replaceable lenses can be purchased separately, they are easy to replace so you can adjust to the given light conditions.