They're designed to meet the needs of your lifestyle and feature interchangeable lenses that let you tailor the performance to the light conditions. Use the polarized anti-glare lenses for everyday conditions. For brighter days, pop in the reflective mirrored lenses. Both lenses block virtually 100% of UVB and 98.5% of UVA rays for exceptional protection. Also features wrap around styling, gunmetal color frames and rubber-temples.