Photochromic Sports Sunglasses with UV A-Fit Men's Protection, Red/Black, AF-7001T-C5

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Photochromic sunglasses that automatically control glare The lens density is automatically adjusted according to the amount of UV rays. The lens density changes to its darkest state in about 60 seconds in response to the amount of UV rays, and gradually returns to a transparent state as the UV rays weaken. (Visible light transmittance changes between 90% and 30%) *Note when using while driving: The lens density of these sunglasses changes depending on the amount of UV rays, so if you use them while driving, the lens density may not change because the windshield has UV protection. Please be aware of this before using. Blocks 99.9% of UV rays to protect your eyes and skin from UV rays Ultra-lightweight Asian fit frame provides exceptional comfort These photochromic sunglasses change lens density depending on the intensity of UV rays. The lenses automatically control glare, allowing you to enjoy the outdoors in comfortable lighting. The lens density automatically adjusts based on the amount of UV rays. The lenses reach their darkest state in approximately 60 seconds, gradually returning to their clear state as the UV rays weaken. (Visible light transmittance varies between 90% and 30%) *Note for use while driving: The lens density of these sunglasses changes depending on the amount of UV rays. If you are driving, the lens density may not change due to the windshield's UV protection. Please be aware of this before use. They block over 99.9% of UV rays that are harmful to the eyes (tested by a testing agency). The Asian fit frame, designed for Japanese people, provides an excellent fit that won't slip even during intense activity. The ultra-lightweight design makes them so comfortable you'll forget you're wearing them. They're perfect for a variety of activities, including golf, jogging, cycling, and baseball.