Features:
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Photochromic lens,the lens color change according to the indensity of UV rays,suitable for all day wear
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PC polarized lens,effectively filters reflections or glare,ensuring a clear field of vision
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Lightweight design,only about 28g,ideal for a lightweight travel experience
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TR90 memory frame,highly resilient lightweight frame reduce pressure on the head for comfortable wear
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Anti-dirty and colorful coated lenses,ensure a consistently clear view