This bundle includes snow goggles with 2 lenses: The frame comes with a XEp (photochromic) lens and we add an extra XE2 (high contrast) lens. With its cylindrical shape and frameless style, CLEAR offers the high-contrast and the biggest field vision (210°). The photochromic lens automatically adjusts to all weather conditions. It changes from a royal blue lens in sunny conditions to a transparent purple in overcast weather within seconds. The additional XE2 lens in this bundle also provides high-contrast vision. Dual-layered Grade 1 optical-quality polycarbonate lensAnti-fog and anti-scratch coating with 100% UV400 protectionOver the glasses fit & adaptable strap with silicone lining for a great fit on most helmetsPhotochromic lens VLT 16% (sunny conditions) to VLT 53% (overcast weather)XE2 lens VLT (22% green mirror bundle) - (18% dark grey bundle)Magnetic lens attachment technology that makes it easy to switch between lenses for style switches