【Blue Light Blocking & UV Protection】: HD photochromic bifocal sunglasses with 100% UV400 eye protection effectively & blocks glares reflected by mirrors, shiny or polished materials or any other kind of sun rays reflection, give you a natural & clear vision; sturdy ,scratch resistant lens and shatterproof; bring you good visual experience when you are reading ,driving ,working or other outdoor activities, perfect for protecting your eyes while reading to preserve your eye health.
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