Your Oakley Frogskins really do combine function and fashion as one. The O Matter frame material is highly durable with controlled flexibility, whilst the Iridium, High Definition Optic lens provides outstanding visual clarity across the lens, reducing glare whilst balancing light transmission and colour recognition in every type of weather. The lens also has exceptional physical strength, exceeding the impact-resistance standards of the American National Standards Institute, and provides 100% protection from UVA, UVB, UVC and harmful blue light upto 400nanometres.