Serengeti 8420-Sestriere Sestriere, Satin Black, Polar PhD 555NM Blue
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<div style="text-align:left"><b>[Product Information]</b></br><ul><li class="aok-hidden" data-doesntfitmessage="We're not sure this item fits your " data-fitsmessage="This fits your " id="replacementPartsFitmentBullet"><span class="a-list-item"><span id="replacementPartsFitmentBulletInner"><a class="a-link-normal hsx-rpp-fitment-focus" href="#">Enter your model number</a><span>to make sure this fits.</span></span></span></li><li><span class="a-list-item"> 
							Serengeti Polar phd 2.0 lens is built with NXT technology and made from trivex material, which is lighter than polycarbonate and offers a superior optical quality
							
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							Using only the highest-quality Injected nylon TR90 for superior durability, these frames are exceptionally light, extremely flexible and comfortable
							
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							With superior Serengeti Polarization, the fatigue, discomfort, squinting and impaired vision associated with all forms of glare simply go away. Polarization available in select models only.
							
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							Darkening in bright sunlight and lightening in overcast conditions. Serengeti photochromic technology allows your eyes to adapt to any light
							
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							Serengeti spectral control technology filters specific light wavelengths, sharpening the way you see color contract and improving visual definition
							
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