DUCO HD Anti Glare Night-vision Headlight Polarized Al-Mg Metal Frame Glasses for Driving DUCO POLARIZED LENS These 9 layer yellow lenses are scratchproof, shatterproof, durable. Polarized lens can filter out high-glare light from oncoming headlights, street, and other reflective surfaces. These special lens make objects clearer and brighter. Yellow filter also helps to soften harsh, bright lights and relieve eye strain, so you can drive at night with more comfort. PERFECT SOLUTIONThe glasses not only filter harmful UV rays, but polarize the light and thus reduce annoying reflections. You will also be astonished with these polarized yellow lenses will not darken your view too much, at the same time, reduce glare from headlight, street light, and illuminated billboard, soften high beam, a great help for night/ twilight/ foggy/ rainy/ snowy day driving. DURABLE & COMFORT Metallic alloy is the most durable eyeglass frame material, which adopts advanced plating technology. These metal frame construction using special design techniques in order to ensure lightweight and survive inevitable drops and dings in sports and recreational activity. Whats more, the eyewear frame is equipped with spring, that will adjust itself to makes the glasses fit all kinds of face. Product FeaturesUV400 protection coating, absorbing 100% harmful UVA/UVB rays. These polarized glasses are made of hd resin lens which can reduce glare and enhance contrast, improving visual clarity and reducing eye strain at night.To ensure the quality, every DUCO night vision glasses went through more than 11 tests before delivery. COMPLETE ACCESSORIES AND LIFETIME WARRANTY: Gift case and cleaning cloth included; we are not only selling sunglasses but also providing excellent customer service, DUCO provide lifetime warranty and 30 day money back guarantee.