Let your sunglasses adjust to your environment. Whether you're running or cycling, this photochromic pair takes UV rays and the sun's brightness into account to transition from a neutral rose color to a darker smoke shade. For the rest of your journey, this durable half-frame style fully blocks out UV rays and offers a high degree of impact resistance. . . . Half-frame, low-profile wrap-around style. . Features PhotoMatic(TM) photochromic lenses that transition from rose to smoke in seconds. . An advanced, light-reacting crystal is embedded into the lenses and reacts to the sun's intensity. In seven to 10 seconds, the lenses adjust based on the amount of light or UV exposure, with the transmission shift changing from Category 1 to Category 3. . Made with grade A polycarbonate lenses, which offer superior impact resistance, Focalpoint(TM) technology, and 100% protection against UV rays. . Equipped with non-slip Tactilite(TM) rubber pads and vents. . This product contains a chemical known to the state of California to cause birth defects or other reproductive harm. . Imported. . Shiny white frame with rose-colored lenses. .