Photochromic Automatic Color UV B1191 [FEISEDY] Men's Sunglasses, Lenses, 0.1 Seconds, Change, Polarized, Unisex, Protection, UV400, TR90, Stylish,

👓So stylish! Introducing instant dimming sunglasses for both men and women! "Instant dimming, 0.1 seconds, sunglasses" are sunglasses that have a built-in light sensor that detects brightness and automatically adjusts the lens color to the appropriate darkness within just 0.1 seconds. It adjusts the brightness appropriately when entering and exiting outdoors or indoors, entering and exiting tunnels while driving, and regardless of day or night, so you can comfortably secure your field of vision while wearing sunglasses. 👓UV Protection Level: UV400 ■Frame Material: TR-90+Metal ■Temple Material: TR-90 ■Lens Material: Optical Glass ■Lens Color: Black/gray before discoloration, black, red, blue, yellow lenses after discoloration. ■UV cut rate: 99% or more ■Polarization degree: 95% or more ■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 dimming sunglasses x 1 - Sunglasses cloth bag x 1 - Luxury glasses case x 1 - Hard case x 1 - Cleaning cloth x 1 - Polarization test paper x 1 - Blue light accessories x 1 - Discoloration instruction manual x 1 👓Please note: The color of the dimmable lens may appear to be a different color intensity under different lighting conditions. For your understanding, the color of the lens has been slightly changed, so please take a look at the actual product. If you want to test the color change effect indoors, please use the included blue light to illuminate the bridge of your nose between the two lenses and check the color change effect. *Sunglasses with discolored yellow lenses are recommended for night driving as they discolor when exposed to strong light.