blue light blocking reading glasses for men - 2 pack anti glare computer readers with spring hinge magnification eyeglasses 1.75 raoog <p>raoog premium blue ray cut lens, safeguard your eyes and anti digital eyestrain from screen time so for better work and better life, brings you enjoyment of digital life.</p> <p></p> <p>features and benefits</p> <p>❤ raoog blue light blocking reading glasses provide clear, comfortable vision and excellent protection from the uv, not only enhances your vision, but protects your eyes perfectly.</p> <p>❤ classic shape and fashion frame with a fun and colorful design for a fresh look, aslo you can wear it as a fashion accessories.</p> <p>【weight】 0.69 oz ultralight, pressure-free on the nose and ears.</p> <p>【size-approx】 width of frame: 5.43" // lens height: 1.14" // lens width: 1.97" // leg length: 5.86"</p> <p>【material】 strengthen resin lens with good quality and quality spring hinge, no fade.</p> <p>【magnification strength】 +1.25 +1.50 +1.75 +2.00 +2.25 +2.50</p> <p>【package include】 2 men&women reading glasses + 2 beautiful glasses case + 1 high-grade glasses cloth.</p> <p></p> <p>how can i extend the life of glasses?</p> <p>1.no paper towel or cloth, which can grind dust and fibers into lenses and leave scratches.</p> <p>2.avoid using household detergents or soaps, they are powerful enough to slowly disintegrate lenses coatings.</p> <p>3.keep them away from water such as seawater/swimming pool chlorinating corrosion and avoid long-time hyperthermal exposure under the car windshield to extend their life.</p>