We adapted our proprietary fast-switching liquid crystal film technology for automotive glass window into easy, fashionable everyday lifestyle eyewear.From now on, driving on your road trips will not only be safer, but also more pleasant.With Crystal Clear Switching(CCS)lens, you protect your eyes through healthier and adjustable natural light in all outdoor activities:running ,hiking ,biking ,fishing and golfing .Vacationing has never been this joyful!