• 【Purchase Information]】This is a photochromic eyeglasses. When exposed to outdoor sunlight, the lenses absorb ultraviolet rays to form a protective layer that changes the color of the lenses. The stronger the UV rays, the darker the color of the protective layer. It is suitable for both daytime and nighttime driving. If you need dark lenses, please choose 【Black Frame/DeepBlack Lens】
• Photochromic Design：Photochromic Sports Sunglasses . These photochromic lenses can automatically adapt to sunlight and UV levels. Enjoy improved comfort and clarity with polarized lenses that reduce glare and haze.
• UV400 Polarizing Lens：Sports Sunglasses feature UV400 Polarized Protective Lenses. Polarizing lenses efficiently block harmful UVA and UVB rays, ensuring complete protection from sunlight.
• The photochromic design can adaptively change the transparency of the lens under outdoor sunlight exposure, making it very suitable for outdoor activities such as cycling, running, fishing, and driving .

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