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These Foster Grant® ® ClipOn sunglasses are designed to fit metal frames.  scratch- and impact-resistant, these advanced, grey lenses offer 100% UVA-UVB protection and are polarized to reduce glare.  There's simply no need to buy separate Rx sunglasses when you can just clip on these smart Foster Grant® ® alternatives.  Featuring Gentle Grip® prongs that protect for long lasting durability over your metal frames. 
Foster Grant® ® ClipOns are a practical, fashionable and affordable solution for prescription lens and reader wearers.  They are specifically designed to fit over prescription glasses or your favorite pair of readers.  Foster Grant® ® ClipOns are available in a variety of shapes and sizes designed to suit your needs.  Worn for 90 years by global icons and trendsetters, Foster Grant is the original American sunglass brand. 
CLIP ONTO EXISTING GLASSES
POLARIZED LENSES REDUCE GLARE
LENSES HELP FILTER POTENTIALLY HARMFUL BLUE LIGHT*
SCRATCH-RESISTANT LENSES
IMPACT-RESISTANT LENSES
100% UVA-UVB LENS PROTECTION
GENTLE GRIP® PRONGS PROTECT GLASSES
MADE IN CHINA
Lenses with uniform tint filter approximately 70%-96% of potentially harmful blue light, and lenses with gradient tint filter approximately 0%-96% of potentially harmful blue light (depending on the portion of the lens tested).  The percentage represents the average amount of potentially harmful blue light filtered at 5 nanometer increments in the 415-455 nanometer range of the visible light spectrum. 
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