Top up to progressive lenses. Wider comfortable vision area. Transition brand change color lenses. Fast speed and darker color change. Thinner and lighter Lenses. Users who have reading problem, and wish to wear the glasses without taking in and out. Progressive have 1) Distance 2) Intermediate 3) Near vision. Need to come to the shop to do measurements and fittings after making full payment. Please arrange appointment with us. Free eye check for paid customers.