The only and best ever photochromic polarized lens began to roll out in first quarter of 2021. The product will expand the Transitions XTRActive product line with the additional benefit of dynamic polarization. Transitions XTRActive Polarized lenses are clear with a hint of protective tint indoors, darken in the car, get extra dark and polarize outdoors in the sun. Transitions XTRActive Polarized lenses offer a superior protection, sharper vision, larger view and vivid colors. Along with Transitions XTRActive lenses and Transitions XTRActive lenses style mirrors, Transitions XTRActive Polarized lenses together represent the widest portfolio of extra dark lenses in the photochromic category.
 In the clear to dark photochromic category
 The lens is not polarized behind the windshield. Based on tests across materials on grey lenses, achieving transmission below 45% @ 23°C behind a standard windshield. The lens achieves a polarization efficiency of 30% behind the windshield.
 Based on tests on polycarbonate grey lenses, up to 10% darker than the previous generation @ 23°C and up to 5% darker @ 35°C.