These NoIR sunglasses offer 100 percent ultraviolet protection, 49 percent light transmission and 100 percent blue light protection. They provide high contrast and increase clarity of objects. They are helpful for reading. This item features side shields and can be worn alone or over prescription glasses. Small size measures approximately 5.1 inches wide. People with macular degeneration, retinitis pigmentosa and pre-cataract conditions find this color helpful.Frames measure approximately 6.1" from temple to temple.
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