Clip-on sunglasses: Do they work? - All About Vision
https://www.allaboutvision.com/sunglasses/clip-on-sunglasses/
WEBJan 29, 2020 · Ray-Ban. Good news: If you’re a die-hard Ray-Ban fan, you don’t have to sacrifice your style to protect your eyes from the sun. Ray-Ban clip-on sunglasses are available for a select number of frames, allowing you to clip polarized, anti-glare protection onto your matching prescription glasses.
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