Product Description 400G Bertha glass lenses eliminate glare at the 400 nanometer mark, offer incredible clarity and durability, and are 20 percent thinner and lighter than standard glass ? ¡¤Encapsulated mirrors enhance color and contrast? ¡¤Polarized to reduce glare ¡¤Stainless steel spring hinges ¡¤Bertha nose pads prevent slippage ¡¤Bertha TR90 nylon frame in a vintage shape ¡¤Includes zip hard case,cleaning cloth 0
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