Aluminum Magnesium Multifocal Lens Reading Glasses Men Presbyopia Hyperopia Bifocal Glasses Sun Photochromic Sunglasses NX (Black, 2.0)

Advanced Bifocal reading sunglasses, the upper optical area of the lens is used for the far view, and the lower optical area is used for near view.
Photochromic lenses are also referred to as light-sensitive lenses". Glass lenses are adding silver halide, but now is the mainstream of photochromic resin lenses, adding of spiro and other chemicals in the acrylic resin lens, so that the original colorless and transparent lenses, in bright light, will become colored lenses, to do the protection, so is suitable for indoor and outdoor use.
STYLE-New Brand Design,It is Suitable For Any Face, Show Your Unique And High-end Taste.
High-quality aluminum-magnesium frame: ultra-light, comfortable, spring hinge, fashionable dual-purpose men presbyopic sunglasses
Responsible After-sale Service: We promise that it is replaced in 30 days with a lifetime warranty! In case of any problemsr. within 30 days, please contact our customer services without hesitation. We will provide the best solutions until the customer is satisfied. You have no risk to try!