Sunglasses for Photochromic Instant Automatic Color Change In for B1191 [FEISEDY] Men, Lenses, 0.1 Seconds, Polarized, Unisex, UV400, TR90, Stylish,

👓So stylish! Introducing unisex instant-dimming sunglasses! The "Instant Dimming, 0.1 Second Sunglasses" feature a built-in light sensor that detects brightness and automatically adjusts the lens tint to the appropriate level in just "0.1 seconds or less". Whether you're entering or leaving the outdoors or indoors, going in and out of tunnels while driving, or day or night, the sunglasses adjust to the appropriate brightness, ensuring a comfortable field of vision while wearing them. 👓 UV Protection Level: UV400 ■ Frame Material: TR-90 + Metal ■ Temple Material: TR-90 ■ Lens Material: Optical Glass ■ Lens Color: Before discoloration, the lenses are black or gray; after discoloration, they become black, red, blue, or yellow. ■ UV Cut Rate: 99% or higher ■ Polarization Degree: 95% or higher ■ Visible Light Transmittance: 15-60% (Varies depending on sunlight) 👓Size: Lens width 55mm / Lens height 45mm / Bridge width 18mm / Temple length 143mm / Frame width 150mm 👓Set Contents: • Instant photochromic sunglasses x 1 • Sunglasses cloth bag x 1 • Premium eyeglasses case x 1 • Hard case x 1 • Cleaning cloth x 1 • Polarization test paper x 1 • Blue light accessories x 1 • Color change instruction manual x 1 👓Please note: The color of the photochromic lenses may appear to have different intensity under different lighting conditions. For your understanding, we have slightly altered the lens color, so please refer to the actual product. If you want to test the color-changing effect indoors, use the included blue light to shine it on the bridge of your nose between the two lenses and check the color-changing effect. *Sunglasses with color-changing yellow lenses will change color when exposed to strong light, so they are not recommended for night driving.