Foster Grant Women's Club Fashion Sunglasses Black
$11.97
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Description
LENSES HELP FILTER POTENTIALLY HARMFUL BLUE LIGHT* SCRATCH-RESISTANT LENSES IMPACT-RESISTANT LENSES 100% UVA-UVB LENS PROTECTION 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. . .
